Entity Address, City or Town
Entity Address, City or Town
Greater than or equal to $2,500,000 [Member]
Scenario Five [Member]
Scenario five.
Deferred tax liabilities:
Deferred Tax Liabilities, Net [Abstract]
Maturity period of the marketable securities
Marketable Securities Maturity Period
Description of period of maturity for investments classified as marketable securities.
Reconciliation of Income Tax Provision at Federal Statutory Income Tax Rate and Effective Tax Rate
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Fair Value Disclosures [Abstract]
Net loss per share:
Earnings Per Share [Abstract]
Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Accrued Expenses and Other Current Liabilities
Schedule of Accrued Liabilities [Table Text Block]
Federal [Member]
Domestic Tax Authority [Member]
Research and Development Costs
Research and Development Expense, Policy [Policy Text Block]
Cash flows from financing activities
Net Cash Provided by (Used in) Financing Activities [Abstract]
Expected dividends
Expected dividend yield
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate
AbbVie [Member]
Abb Vie [Member]
AbbVie.
Deferred tax assets net prior to the consideration of valuation allowance
Deferred Tax Assets Liabilities Gross
Deferred tax assets liabilities gross.
Amendment Flag
Amendment Flag
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
Total fair value, vested during period
Purchases of fixed assets included in accounts payable and accrued expenses
Capital Expenditures Incurred but Not yet Paid
Exercise of stock options and warrants
Stock Issued During Period Value Stock Options And Warrants Exercised
Stock issued during period value stock options and warrants exercised.
Executive Officer [Member]
Executive Officers [Member]
Executive Officer [Member]
Risk-free interest rate
Share Based Compensation Arrangement R T S R U Award Fair Value Assumptions Risk Free Interest Rate
The risk-free interest rate assumption that is used in valuing a relative total stockholder return unit.
Operating lease, right-of-use assets
Operating Lease, Right-of-Use Asset
Postemployment Benefits [Abstract]
Less: Imputed interest
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
Net Income (Loss) per Share
Earnings Per Share, Policy [Policy Text Block]
Cash and Cash Equivalents
Cash and Cash Equivalents [Domain]
Number of shares range percentage
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Target Shares Earned Minimum Limit
The minimum percentage of target performance shares that are eligible to be earned based on achievement of a total shareholder return target.
Statement [Table]
Statement [Table]
Operating lease liabilities, net of current portion
Operating Lease, Liability, Noncurrent
Probabilities of Payout [Member]
Measurement Input Probabilities Of Payout [Member]
Measurement input probabilities of payout.
Preferred stock redemption price per share
Preferred Stock, Redemption Price Per Share
Prior to CARES Act [Member]
Prior To C A R E S Act [Member]
Prior to CARES Act.
Lease Payment
Cash paid for amounts included in the measurement of operating lease liabilities
Operating Lease, Payments
Shares issued
Stock Issued During Period, Shares, Employee Stock Purchase Plans
Service [Member]
Preferred Stock, Shares Outstanding, Ending Balance
Preferred Stock, Shares Outstanding, Beginning Balance
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding
Laboratory and Office Equipment [Member]
Machinery and Equipment [Member]
Number of shares of common stock reserved for issuance
Common Stock, Capital Shares Reserved for Future Issuance
Auditor Firm ID
Weighted Average Grant Date Fair Value Per Share, Unvested beginning balance
Weighted Average Grant Date Fair Value Per Share, Unvested ending balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Weighted Average Grant Date Fair Value Per Share, Vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Five Hundred Arsenal Street Watertown Massachusetts [Member]
Five Hundred Arsenal Street, Watertown, Massachusetts.
500 Arsenal Street, Watertown, Massachusetts [Member]
Nature of the Business
Nature of Operations [Text Block]
Deferred Tax Assets, Tax Credit Carryforwards, Total
Tax credit carryforwards
Deferred Tax Assets, Tax Credit Carryforwards
Deferred tax assets operating loss carryforwards state, expiration year.
Deferred Tax Assets Operating Loss Carryforwards State Expiration Year
Net operating loss carryforward, state, expiration year
Product and Service [Axis]
Unvested rTSRUs [Member]
Unvested Relative Stockholder Return Units R T S R Us [Member]
Unvested Relative Stockholder Return Units R T S R Us [Member]
Federal Research and Development [Member]
Federal Research And Development [Member]
Federal Research and Development [Member]
Employee-related Liabilities, Current, Total
Accrued payroll and related expenses
Employee-related Liabilities, Current
Leases
Lessee, Operating Leases [Text Block]
Stock Options [Member]
Share-Based Payment Arrangement, Option [Member]
Weighted-average remaining lease term - operating leases (in years)
Operating Lease, Weighted Average Remaining Lease Term
Total liabilities and stockholders' equity
Liabilities and Equity
Tax Period [Axis]
Operating lease, right-of-use assets
Operating lease, right-of-use assets
Deferred Tax Liabilities, Leasing Arrangements
Plan Name
Plan Name [Domain]
Supplemental disclosure of noncash information:
Other Noncash Investing and Financing Items [Abstract]
Discount Rate [Member]
Measurement Input, Discount Rate [Member]
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Income Statement [Abstract]
Long Term Marketable Securities [Member]
Long Term Marketable Securities [Member]
Long term marketable securities.
Total current liabilities
Liabilities, Current
Operating Loss Carryforwards
2024
Lessee, Operating Lease, Liability, to be Paid, Year Three
CARES Act [Member]
CARES Act.
Tranche Two [Member]
Share-Based Payment Arrangement, Tranche Two [Member]
Short-term lease cost
Short-Term Lease, Cost
Accrued Expenses and Other Current Liabilities
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Income Taxes
Income Tax, Policy [Policy Text Block]
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Per share value adjusted for stock dividend
Preferred Stock, Liquidation Preference Per Share
Schedule Of Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Table]
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]
Summary of Income Tax Benefit (Expense)
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Weighted-average discount rate - operating leases
Operating Lease, Weighted Average Discount Rate, Percent
Investment, Name
Investment, Name [Domain]
Data Used to Determine Value of Stock Option Grants, Presented on Weighted Average Basis
Schedule Of Relative Stockholder Return Units Valuation Assumptions Table [Text Block]
Tabular disclosure of the significant assumptions used during the year to estimate the fair value of restricted stock awards with market and service conditions, including, but not limited to: (a) expected volatility of the entity's shares, (b) expected term (c) expected dividends, (d) risk-free rate(s).
Type Of Revenue Extensible List
Revenue, Product and Service [Extensible Enumeration]
Entity Small Business
Entity Small Business
Collaborative Arrangement and Arrangement Other than Collaborative
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]
Fair Value Measurement Inputs and Valuation Techniques [Table]
Patent Costs
Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block]
Income tax benefit recognition, percentage of likelihood of being realized upon settlement
Income Tax Benefit Recognition Percentage Of Likelihood Of Being Realized Upon Settlement
Income tax benefit recognition percentage of likelihood of being realized upon settlement.
Investments
Investments [Domain]
From $750,000 up to $1,000,000
Scenario Three [Member]
Scenario three.
Income Tax [Line Items]
Income Tax [Line Items]
Income tax line items.
The amount granted by the landlord to a tenant to entice tenant to move into landlords building which will enable the tenant to prepare the leased premises for tenants occupancy.
Tenant improvement allowance
Tenant Improvement Allowance
Total current assets
Assets, Current
Unrealized loss
Deferred Tax Liabilities Unrealized Loss
Deferred tax liabilities unrealized loss
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Weighted Average Number of Shares Outstanding, Basic, Total
Weighted average common shares outstanding — basic
Basic
Weighted Average Number of Shares Outstanding, Basic
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from lease liabilities.
Operating lease liability
Deferred Tax Assets Operating Lease Liability
City Area Code
City Area Code
Aggregate Intrinsic Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Forfeited
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period
Cumulative effect adjustment for adoption of new accounting guidance (Note 2)
Cumulative Effect Of New Accounting Guidance Principle In Period Of Adoption
Cumulative effect adjustment for adoption of new accounting guidance .
Share-Based Payment Arrangement [Abstract]
From $500,000 up to $750,000
Scenario Two [Member]
Scenario two.
Income tax receivable
Increase (Decrease) in Income Taxes Receivable
Security deposit of real estate lease
Security Deposit of Real Estate Lease
Security deposit of real estate lease.
Total liabilities
Liabilities
Document Period End Date
Document Period End Date
Construction in Progress [Member]
Construction in Progress [Member]
Share-based compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-Based Compensation Cost
Amortized Cost
Amortized Cost
Debt Securities, Available-for-Sale, Amortized Cost
Tranche One [Member]
Share-Based Payment Arrangement, Tranche One [Member]
Purchased Software [Member]
Software and Software Development Costs [Member]
Statistical Measurement
Statistical Measurement [Axis]
Fair Value of Available-for-Sale Marketable Securities by Type of Security
Marketable Securities [Table Text Block]
Percentage of target shares vested
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Target Shares Vested
Share based compensation arrangement by share based payment award percentage of target shares vested.
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale, Total
Proceeds from maturities and sale of marketable securities
Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale
Property and Equipment Estimated Useful Lives
Schedule Of Property Plant And Equipment Useful Life Table [Text Block]
Schedule of property plant and equipment useful life.
Total assets
Assets
Operating expenses:
Operating Costs and Expenses [Abstract]
Vesting of restricted stock units, net of withholding
Restricted Stock, Value, Shares Issued Net of Tax Withholdings
State [Member]
State and Local Jurisdiction [Member]
Earnings Per Share, Diluted, Total
Net income (loss) per share common share — diluted
Diluted
Earnings Per Share, Diluted
Performance Stock Units and Relative Total Stockholder Return Units [Member]
Performance Stock Units And Relative Total Stockholder Return Units [Member]
PSUs and rTSRUs [Member]
Diluted Net Loss Per Share With Anti-dilutive effect
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
Liabilities
Beginning Balance
Ending Balance
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Document Fiscal Period Focus
Document Fiscal Period Focus
Accounts receivable
Increase (Decrease) in Accounts Receivable
Research and development tax credit carryforward expiration year
Research And Development Tax Credit Carry Forward Expiration Year
Research and development tax credit carry-forward expiration year.
Valuation allowance, beginning of year
Valuation allowance, beginning of year
Deferred Tax Assets, Valuation Allowance, Total
Valuation allowance, end of year
Valuation allowance
Valuation allowance, beginning of year
Deferred Tax Assets, Valuation Allowance
Initial recording of valuation allowance
APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total
Stock-based compensation expense
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition
Redemption period
Preferred Stock Maximum Redemption Period
Preferred stock maximum redemption period.
Collaboration arrangement aggregate amount received
Collaboration Arrangement Aggregate Amount Received
The aggregate amount received as part of a collaboration arrangement including, but not limited to, payments from licensing, sale of preferred stock, research funding, milestone achievement, and royalties.
Total operating lease liabilities
Total operating lease liabilities
Operating Lease, Liability
Net cash provided by financing activities
Net Cash Provided by (Used in) Financing Activities
Depreciation
Deferred Tax Liabilities, Property, Plant and Equipment
Statement of Financial Position [Abstract]
Entity File Number
Securities Act File Number
Scenario
Scenario [Domain]
Statement of Cash Flows [Abstract]
Lessee, Operating Lease, Liability, to be Paid, after Year Five
Thereafter
Deferred Revenue Arrangement Type
Deferred Revenue Arrangement Type [Axis]
Number of shares issuable upon exercise of the warrants
Class of Warrant or Right, Number of Securities Called by Warrants or Rights
Geographical
Geographical [Domain]
Statistical Measurement
Statistical Measurement [Domain]
Statement of Stockholders' Equity [Abstract]
Auditor Location
Auditor Location
Class of Stock
Class of Stock [Domain]
Income tax receivable
Income Taxes Receivable
Components of Lease Expense for Real Estate and Equipment Leases and Other Information Related to Leases
Lease, Cost [Table Text Block]
Fair Value of Financial Assets and Liabilities
Fair Value Disclosures [Text Block]
Options exercisable as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term
Proceeds from exercise of stock options
Proceeds to Company from stock options exercised
Proceeds from Stock Options Exercised
Deferred Income Tax Expense (Benefit), Total
Deferred Income Tax Expense (Benefit)
Initial recording of valuation allowance
Schedule of Property and Equipment, Net
Property, Plant and Equipment [Table Text Block]
400 Talcott Avenue, Watertown, Massachusetts [Member]
Four Hundred Talcott Avenue Watertown Massachusetts [Member]
Four Hundred Talcott Avenue Watertown, Massachusetts.
Description of lessee's operating lease extension term.
Lease extension term
Lessee Operating Lease Extension Term
Concentration of Credit Risk and of Significant Customers and Suppliers
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Effective income tax rate reconciliation, tax cuts and jobs act, percent
Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of 2017 Percent 1
Effective Income Tax Rate Reconciliation, Tax Cuts and Jobs Act, Percent
Antidilutive Securities [Axis]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Preferred stock, par value per share
Preferred Stock, Par or Stated Value Per Share
Gross Unrealized Gains
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax
Lessee Lease Description [Line Items]
Lessee, Lease, Description [Line Items]
Office lease expiration period
Lease Expiration Period
Date of lease expiration, in YYYY-MM format.
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Performance Share Units and Relative Total Stockholder Return Units [Member]
Performance Share Units And Relative Stockholder Return Units [Member]
Performance share units and relative stockholder return units.
Impairment Effects on Earnings Per Share [Table]
Weighted average common shares outstanding — diluted
Diluted
Weighted Average Number of Shares Outstanding, Diluted
Net operating loss carryforward, state, expiration year
Operating Loss Carry Forwards Expiration Start Year
The year in which operating loss carryforwards begin to expire, in YYYY format.
Office lease expiration period
Lease Expiration Period1
Date of lease expiration, in YYYY-MM-DD format.
Corporate Bonds [Member]
Corporate Debt Securities [Member]
Computer Equipment [Member]
Computer Equipment [Member]
General and Administrative [Member]
General and Administrative Expense [Member]
Short-term marketable securities maturity period
Short Term Marketable Security Maturity Period
Short term marketable security remaining maturity period.
Entity incorporated, in year
Year Founded
Commercial Paper [Member]
Commercial Paper [Member]
Current Fiscal Year End Date
Current Fiscal Year End Date
Accrued compensation
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation
Investment Type
Investment Type [Axis]
Financial Instruments [Domain]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total
Cash, cash equivalents and restricted cash at beginning of period
Cash, cash equivalents and restricted cash at end of period
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
Other Assets, Noncurrent, Total
Other long-term assets
Other Assets, Noncurrent
Entity Address, Address Line One
Entity Address, Address Line One
Pledging Purpose [Axis]
Property, Plant and Equipment [Member]
Document Annual Report
Document Annual Report
Quarterly Financial Information Disclosure [Abstract]
Payments of capital lease obligations
Payments of capital lease obligations
Payments of capital lease obligations.
Calendar Year Net Sales
Calendar Year Net Sales By Collaborator
Reported amount of net sales by collaborator for which Enanta earns a royalty percentage of such allocated sales.
Property Subject to or Available for Operating Lease
Property Subject to or Available for Operating Lease [Domain]
Collaboration agreement date
Collaboration Agreement Date
Agreement date.
Accrued expenses and other current liabilities:
Accrued Liabilities, Current [Abstract]
Supplemental cash flow information:
Supplemental Cash Flow Information [Abstract]
Marketable Securities
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Exercise of stock options and warrants, Shares
Stock Issued During Period Shares Stock Options And Warrants Exercised
Stock issued during period shares stock options and warrants exercised.
Compensation Related Costs [Abstract]
Federal income tax expense (benefit), continuing operations
Income tax benefit (expense)
Income tax benefit (expense)
Income Tax Expense (Benefit), Total
Income Tax Expense (Benefit)
rTSRUs [Member]
Relative Total Stockholder Return Units [Member]
Relative Stockholder Return Units R T S R Us [Member]
Relative stockholder return units rTSRUs.
State research and development tax credit
State research and development tax credit
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Research and Development, Percent
Increase in operating lease liabilities
Operating lease liabilities
Increase (Decrease) in Operating Lease Liability
Open tax year
Open Tax Year
Disclosure of accounting policy for the Company's going concern assessment.
Going Concern
Going Concern Policy [Text Block]
Income Taxes
Income Tax Disclosure [Text Block]
Vesting
Vesting [Axis]
Preferred stock, shares issued
Preferred Stock, Shares Issued, Total
Preferred stock, shares issued
Preferred Stock, Shares Issued
Accrued other
Other Accrued Liabilities, Current
Payments to Acquire Property, Plant, and Equipment, Total
Purchase of property and equipment
Payments to Acquire Property, Plant, and Equipment
Share-based compensation
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent
Income Tax Disclosure [Abstract]
Summary of Additional Exercise and Grant Date Information
Schedule Of Share Based Compensation Options Exercised Granted Table [Text Block]
Tabular disclosure of the intrinsic value of stock options exercised, proceeds from exercise and weighted average grant date fair value of options granted (per share)
Long-term marketable securities maturity period
Long Term Marketable Securities Maturity Period
Long term marketable security remaining maturity period.
Earliest Tax Year [Member]
Other
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
Assets:
Assets, Fair Value Disclosure [Abstract]
Total operating expenses
Operating expenses
Costs and Expenses
Fair Value Hierarchy and NAV
Fair Value Hierarchy and NAV [Axis]
Stock-Based Compensation
Share-Based Payment Arrangement [Policy Text Block]
Share Based Payment Award Stock Options Valuation Assumptions [Line Items]
Share Based Payment Award Stock Options Valuation Assumptions [Line Items]
Share based payment award stock options valuation assumptions.
Auditor Name
Auditor Name
Equity [Abstract]
Vesting of restricted stock units, net of withholding, Shares
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings
Forfeited
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
Change in valuation allowance
Effective Income Tax Rate Reconciliation Change In Valuation Allowance
Effective Income Tax Rate Reconciliation Change in valuation allowance.
Other long-term liabilities
Increase (Decrease) in Other Noncurrent Liabilities
Loss from operations
Operating Income (Loss)
Accrued pharmaceutical drug manufacturing
Accrued Liabilities Manufacturing
Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs for manufacturing of materials.
Shares issued
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period
Lease option to extend
Lessee, Operating Lease, Option to Extend
Additional Paid in Capital, Common Stock, Ending Balance
Additional Paid in Capital, Common Stock, Beginning Balance
Additional paid-in capital
Additional Paid in Capital, Common Stock
Tax credit carry forward expiration year
Tax Credit Carry Forward Expiration Year Start
The year in which tax credit carryforwards begin to expire, in YYYY format.
Scenario
Scenario [Axis]
Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Options granted, requisite service period
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period
Common stock voting rights, description
Common Stock, Voting Rights
Entity Filer Category
Entity Filer Category
Payments to Acquire Marketable Securities, Total
Purchase of marketable securities
Payments to Acquire Marketable Securities
Total other comprehensive income (loss), net of tax
Other comprehensive income, net of tax
Total other comprehensive income (loss), net of tax
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent
Entity Current Reporting Status
Entity Current Reporting Status
Stock compensation awards
Stock Issued During Period, Value, Restricted Stock Award, Gross
Asset Class [Domain]
State
Current State and Local Tax Expense (Benefit)
ICFR Auditor Attestation Flag
Royalty Tier
Percentage Of Net Sales For Royalties Tier
Royalty tier percentage earned on net sales reported by collaborator.
Options exercisable as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value
Debt Securities, Available-for-sale, Current, Total
Short-term marketable securities
Debt Securities, Available-for-Sale, Current
Stockholders' Equity
Stockholders' Equity Note Disclosure [Text Block]
Total stockholders' equity
Beginning Balance
Ending Balance
Stockholders' Equity Attributable to Parent
Accumulated Other Comprehensive Income (Loss) [Member]
AOCI Attributable to Parent [Member]
Asset Class [Axis]
Documents Incorporated by Reference [Text Block]
Documents Incorporated by Reference
Entity Tax Identification Number
Entity Tax Identification Number
Income Statement Location
Income Statement Location [Axis]
Cancelled
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Common stock; $0.01 par value per share, 100,000 shares authorized; 20,791 and 20,238 shares issued and outstanding at September 30, 2022 and September 30, 2021, respectively
Common Stock, Value, Issued, Ending Balance
Common Stock, Value, Issued, Beginning Balance
Common Stock, Value, Issued, Total
Common Stock, Value, Issued
Retained earnings (accumulated deficit)
Retained Earnings (Accumulated Deficit), Ending Balance
Retained Earnings (Accumulated Deficit), Beginning Balance
Retained Earnings (Accumulated Deficit), Total
Retained Earnings (Accumulated Deficit)
Equipment [Member]
Equipment [Member]
Retained Earnings [Member]
Equity Components [Axis]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease), Total
Increase (Decrease) in fair value
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Period Increase (Decrease)
Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Deferred Income Taxes and Tax Credits, Total
Deferred income taxes
Deferred Income Taxes and Tax Credits
Leases [Abstract]
Entity Emerging Growth Company
Entity Emerging Growth Company
Federal
Current Federal Tax Expense (Benefit)
Revenue Recognition
Revenue [Policy Text Block]
Schedule Of Stock By Class [Table]
Schedule of Stock by Class [Table]
Letter of Credit [Member]
Letter of Credit [Member]
Performance period (years)
Expected term (in years)
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term
Short Term Marketable Securities [Member]
Short Term Marketable Securities [Member]
Short term marketable securities.
Investment, Name
Investment, Name [Axis]
Entity Voluntary Filers
Entity Voluntary Filers
Federal
Deferred Federal Income Tax Expense (Benefit)
Weighted Average Remaining Contractual Term
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract]
Depreciation, Depletion and Amortization, Nonproduction, Total
Depreciation and amortization expense
Depreciation, Depletion and Amortization, Nonproduction
Document Transition Report
Document Transition Report
Assets, Fair Value Disclosure, Total
Assets, Fair Value Disclosure
Weighted Average Grant Date Fair Value Per Share, Granted
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Total other income , net
Other income (expense), net
Nonoperating Income (Expense)
Impairment losses on long-lived assets
Impairment, Long-Lived Asset, Held-for-Use
Impairment, Long-Lived Asset, Held-for-Use, Total
Collaboration Agreements
Collaborative Arrangement Disclosure [Text Block]
Commitments and Contingencies
Commitments and Contingencies Disclosure [Text Block]
Exercised
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Accumulated other comprehensive loss
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Accumulated Other Comprehensive Income (Loss), Net of Tax
Tax Period [Domain]
Accounts Receivable, after Allowance for Credit Loss, Current, Total
Accounts receivable
Accounts Receivable, after Allowance for Credit Loss, Current
Marketable Securities
Marketable Securities, Policy [Policy Text Block]
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
State
Deferred State and Local Income Tax Expense (Benefit)
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Unrealized loss
Deferred Tax Liabilities Unrealized Gain Loss
Amount of deferred tax liability attributable to taxable temporary differences from unrealized gain (loss).
Warrant expiration date
Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights Expiration Date
Class of warrant or right number of securities called by warrants or rights expiration date.
Net loss
Net loss
Net Income (Loss) Attributable to Parent
Change in fair value of Series 1 nonconvertible preferred stock
Change in fair value of Series 1 nonconvertible preferred stock
Change in fair value of warrants
Fair Value Adjustment Nonconvertible Preferred Stock
Amount of income (expense) related to the fair value adjustment of nonconvertible preferred stock.
Current operating lease liabilities
Operating lease liabilities
Operating Lease, Liability, Current
Financial Assets and Liabilities that were Subject to Fair Value Measurement on Recurring Basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Additional Paid-In Capital [Member]
Additional Paid-in Capital [Member]
Collaborative Arrangement and Arrangement Other than Collaborative
Collaborative Arrangement and Arrangement Other than Collaborative [Domain]
Payments for settlement of share-based awards
Payment, Tax Withholding, Share-Based Payment Arrangement
Deferred Tax Assets, Operating Loss Carryforwards, Total
Net operating loss carryforward
Deferred Tax Assets, Operating Loss Carryforwards
Summary of Restricted Stock Unit Activity
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
Fair Value Measurements of the Company's Series 1 Nonconvertible Preferred Stock
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
Property Subject to or Available for Operating Lease
Property Subject to or Available for Operating Lease [Axis]
Summary of Royalty Tiers Associated with Cumulative Calendar Year Net Sales Allocated to Each Royalty-bearing Product
Summary Of Royalty Tiers Associated With Cumulative Calendar Year Net Sales Allocated To Each Royalty Bearing Product Table [Text Block]
Summary of royalty tiers associated with cumulative calendar year net sales allocated to each royalty-bearing product.
Entity Registrant Name
Entity Registrant Name
Reductions for tax positions due to lapse of statute of limitations
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations
Liabilities, Fair Value Disclosure, Total
Liabilities, Fair Value Disclosure
Cash and Cash Equivalents, at Carrying Value, Ending Balance
Cash and Cash Equivalents, at Carrying Value, Beginning Balance
Cash and Cash Equivalents, at Carrying Value, Total
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Net Income (Loss) Per Share
Earnings Per Share [Text Block]
Data Used to Determine Value of Stock Option Grants, Presented on Weighted Average Basis
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
Class of Stock
Class of Stock [Axis]
Lessee Lease Description [Table]
Lessee, Lease, Description [Table]
Share-based Payment Arrangement, Noncash Expense, Total
Stock-based compensation expense
Share-Based Payment Arrangement, Noncash Expense
Statement of Comprehensive Income [Abstract]
Property, Plant and Equipment, Net, Ending Balance
Property, Plant and Equipment, Net, Beginning Balance
Property and equipment, net
Property and equipment, net
Property, Plant and Equipment, Net
Options vested and expected to vest as of end period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term
Premium paid on marketable securities
Premium On Marketable Securities
The cash outflow associated with the premium paid on marketable securities.
Award Type
Award Type [Domain]
Statement [Line Items]
Statement [Line Items]
From $1,000,000 up to $2,500,000
Scenario Four [Member]
Scenario four.
Liabilities:
Liabilities, Fair Value Disclosure [Abstract]
Net unrealized gains (losses) on marketable securities, tax
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax
Options vested and expected to vest as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price
Title of 12(b) Security
Title of 12(b) Security
Current income tax benefit (expense):
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Increase (Decrease) in Accounts Payable, Total
Accounts payable
Increase (Decrease) in Accounts Payable
Common Stock [Member]
Common Stock [Member]
Disclosure of accounting policy for research and development and clinical manufacturing accruals.
Research and Development and Clinical Manufacturing Accruals
Research And Development And Clinical Manufacturing Accruals Policy [Text Block]
Options granted, expiration period
Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period
Restricted Cash
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]
Cash flows from operating activities
Net Cash Provided by (Used in) Operating Activities [Abstract]
Equity Component
Equity Component [Domain]
Fair Value Measurements
Fair Value Measurement, Policy [Policy Text Block]
2019 Equity Incentive Plan [Member]
Two Thousand Nineteen Equity Incentive Plan [Member]
Two thousand nineteen equity incentive plan member
Royalty revenue
Revenue from Contract with Customer, Excluding Assessed Tax, Total
Milestone revenue payments received
Revenue from Contract with Customer, Excluding Assessed Tax
Loss before income taxes
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Entity Address, State or Province
Entity Address, State or Province
2025
Lessee, Operating Lease, Liability, to be Paid, Year Four
Income Tax [Table]
Income Tax [Table]
Income Tax [Table]
Geographical
Geographical [Axis]
Net increase (decrease) in cash, cash equivalents and restricted cash
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
Document Type
Document Type
Federal net operating loss carryforwards
Deferred Tax Assets, Operating Loss Carryforwards, Domestic
Entity Shell Company
Entity Shell Company
Stock-based compensation expense
Share-Based Payment Arrangement, Expense
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Accrued expenses
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities
Series 1 Nonconvertible Preferred Stock
Nonconvertible Preferred Stock And Warrants [Text Block]
The entire disclosure for nonconvertible preferred stock and warrants.
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Fair Value, Recurring and Nonrecurring [Table]
Milestone Payments [Member]
Milestone Payments [Member]
Milestone payments.
Security Exchange Name
Security Exchange Name
Class Of Stock [Line Items]
Class of Stock [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Summary of Significant Accounting Policies
Significant Accounting Policies [Text Block]
Net cash provided by (used in) operating activities
Net Cash Provided by (Used in) Operating Activities
Pledging Purpose [Domain]
Weighted average recognition period
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Outstanding as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term
Prepaid expenses
Deferred Tax Liabilities, Prepaid Expenses
Other comprehensive income (loss):
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Commitments and Contingencies Disclosure [Abstract]
Operating lease cost
Operating Lease, Cost
Restricted Stock Units [Member]
Restricted Stock Units (RSUs) [Member]
Schedule of Future Annual Minimum Lease Payments
Lessee, Operating Lease, Liability, Maturity [Table Text Block]
Schedule of Reconciliation of Uncertain Tax Positions
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]
Change in valuation allowance
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Summary of Stock Option Activity Including Performance Based Options
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
Carrying value as of the balance sheet date of obligations incurred and payable for research and development costs.
Accrued research and development expenses
Accrued Research And Development Expenses Current
Recently Adopted and Issued Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Common Stock, Shares, Outstanding, Ending Balance
Common Stock, Shares, Outstanding, Beginning Balance
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Description of effects of COVID-19
Risks and Uncertainties in Entity's Business
Amortization of premium on marketable securities
Accretion (Amortization) of Discounts and Premiums, Investments
Federal research and development tax credit
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent
Federal research and development tax credit
Level 2 [Member]
Fair Value, Inputs, Level 2 [Member]
Fair value
Debt Securities, Available-for-sale, Total
Marketable securities
Debt Securities, Available-for-Sale
Cash flows from investing activities
Net Cash Provided by (Used in) Investing Activities [Abstract]
Additions based on tax positions for the current period
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions
Commitments and contingencies (Note 12)
Commitments and Contingencies
Income Tax Authority, Name
Income Tax Authority, Name [Domain]
Common Stock, Shares, Issued, Total
Common stock, shares issued
Common Stock, Shares, Issued
U.S. Treasury Notes [Member]
US Treasury Securities [Member]
Minimum [Member]
Minimum [Member]
Corporate Bonds and U.S. Treasury Notes [Member]
Corporate Bonds And U S Treasury Notes [Member]
Corporate Bonds and U.S. Treasury Notes [Member]
Income Tax Authority, Name
Income Tax Authority, Name [Axis]
Unvested Restricted Stock [Member]
Unvested Restricted Stock [Member]
Unvested restricted stock member.
Proceed received to fund research activities and preferred stock financing
Cash Consideration Received Under Collaboration
Cumulative amount of cash consideration received under collaboration agreement from collaboration partner.
Leases
Lessee, Leases [Policy Text Block]
Options exercisable as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Federal statutory income tax rate
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate1
Effective income tax rate reconciliation at federal statutory income tax rate 1.
Accrued expenses
Accrued expenses and other current liabilities
Accrued Liabilities, Current
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Beginning Balance
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price, Ending Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price
Weighted average grant date fair value
Deferred Revenue
Deferred Revenue [Domain]
Stockholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
State taxes, net of federal benefit
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
Schedule Of Available For Sale Securities [Table]
Schedule of Available-for-Sale Securities [Table]
Restricted Cash and Cash Equivalents, Noncurrent, Total
Cash and investment restricted as a collateral for outstanding letter of credit
Restricted cash
Restricted Cash and Cash Equivalents, Noncurrent
Cash and Cash Equivalents
Cash and Cash Equivalents [Axis]
Revenue
Revenues [Abstract]
Weighted Average Grant Date Fair Value Per Share, Cancelled
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Unvested PSUs [Member]
Unvested Performance Shares [Member]
Unvested performance shares.
rTSRUs [Member]
Award Type
Award Type [Axis]
Other Noncash Income (Expense), Total
Other non-cash items
Other Noncash Income (Expense)
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total
Aggregate of unrecognized stock-based compensation cost
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Adjacent to 400 Talcott Avenue, Watertown, Massachusetts [Member]
Adjacent to Four Hundred Talcott Avenue Watertown Massachusetts [Member]
Adjacent to four hundred talcott avenue watertown massachusetts.
Total deferred tax assets
Deferred Tax Assets, Gross
Aggregate intrinsic value of stock options exercised
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value
Fair value of the Series 1 nonconvertible preferred stock
Series 1 nonconvertible preferred stock
Non Convertible Preferred Stock Liabilities
Fair value of outstanding redeemable nonconvertible preferred stock.
Other income (expense):
Nonoperating Income (Expense) [Abstract]
Research and Development Expense, Total
Research and development
Research and Development Expense
Lease Payment
Total future minimum lease payments
Lessee, Operating Lease, Liability, to be Paid
Reductions for tax positions of prior periods
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions
Lease periods commencing upon shipment
Lessee, Operating Lease, Term of Contract
Shares are undesignated and unissued
Preferred Stock, Shares Subscribed but Unissued
Entity Central Index Key
Entity Central Index Key
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
Increase recorded to valuation allowance
Transfers between Level 1, Level 2 and Level 3
Fair Value Measurements Inter Transfers Between Levels
Amount of transfers of financial instruments classified as an asset or liability between level 1, level 2, and level 3 of the fair value hierarchy.
Increase in operating lease, right-of-use assets
Amount of increase (decrease) in the operating lease right-of-use asset.
Operating lease, right-of-use assets
Increase Decrease In Operating Lease Right Of Use Assets
Accounting Policies [Abstract]
Investments, Debt and Equity Securities [Abstract]
Schedule of Available-for-sale Securities [Line Items]
Debt Securities, Available-for-Sale [Line Items]
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total
Less: Accumulated depreciation and amortization
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Schedule Of Property Plant And Equipment [Table]
Property, Plant and Equipment [Table]
Expected volatility
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Shares available for future grant
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant
Stock-Based Awards
Share-Based Payment Arrangement [Text Block]
Options vested and expected to vest as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
General and Administrative Expense, Total
General and administrative
General and Administrative Expense
Aggregate Intrinsic Value
Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]
Share based compensation arrangement by share based payment award options aggregate intrinsic value.
Measurement Input Type
Measurement Input Type [Domain]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Impairment of Long-Lived Assets
Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block]
Outstanding
Outstanding
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Research and Development [Member]
Research and Development Expense [Member]
Lease, cost
Lease, Cost
Operating lease liabilities arising from obtaining right-of-use assets
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Retained Earnings (Accumulated Deficit) [Member]
Retained Earnings [Member]
Security deposit of real estate lease
Security Deposit
Collaboration agreement tiered royalty description
Collaborative Arrangement, Rights and Obligations
Money Market Funds [Member]
Money Market Funds [Member]
Measurement Input Type
Measurement Input Type [Axis]
Effective income tax rate
Effective Income Tax Rate Reconciliation, Percent
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Property, Plant and Equipment, Gross, Ending Balance
Property, Plant and Equipment, Gross, Beginning Balance
Property, Plant and Equipment, Gross, Total
Property and equipment
Property, Plant and Equipment, Gross
Vesting percentage
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage
Entity Interactive Data Current
Entity Interactive Data Current
Research and development tax credit carryforward
Tax Credit Carryforward, Amount
Entity Public Float
Entity Public Float
Options vested and expected to vest as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
Outstanding letter of credit
Letters of Credit Outstanding, Amount
Number of shares range percentage
Share Based Compensation Arrangement By Share Based Payment Award Percentage Of Target Shares Earned Maximum Limit
The maximum percentage of target performance shares that are eligible to be earned based on achievement of a total shareholder return target.
2022
Lessee, Operating Lease, Liability, to be Paid, Year One
Employees [Member]
Employees [Member]
Employees.
Leasehold Improvements [Member]
Leasehold Improvements [Member]
Deferred income tax benefit (expense):
Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract]
Summary of Accounting and Financial Policies [Line Items]
Summary Of Accounting And Financial Policies [Line Items]
Summary of Accounting and Financial Policies [Line Items]
Local Phone Number
Local Phone Number
Federal statutory income tax rate
Federal statutory income tax rate
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
Beginning Balance
Ending Balance
Unrecognized Tax Benefits
Basic and Diluted Net Income (Loss) Per Common Share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Vesting period
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period
Debt Disclosure [Abstract]
Schedule of Quarterly Financial Information
Quarterly Financial Information [Table Text Block]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Options exercisable as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number
Operating lease, description
Lessee, Operating Lease, Description
Granted
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross
Number of Leases
Number Of Leases
Number of leases.
Up to $500,000 [Member]
Scenario One [Member]
Scenario one.
Other long-term liabilities
Other long-term liabilities
Other Liabilities, Noncurrent
Rollforward of Aggregate Fair Value of Company's Outstanding Series 1 Nonconvertible Preferred Stock
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
Changes in the Valuation Allowance for Deferred Tax Assets
Summary of Valuation Allowance [Table Text Block]
Income Statement Location
Income Statement Location [Domain]
Share Based Payment Award Stock Options Valuation Assumptions [Table]
Share Based Payment Award Stock Options Valuation Assumptions [Table]
Share Based Payment Award Stock Options Valuation Assumptions [Table]
Property, Plant and Equipment [Abstract]
Unvested, beginning balance
Unvested, ending balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Ending Balance, Shares
Beginning Balance, Shares
Shares, Outstanding
Increase (Decrease) in Prepaid Expense and Other Assets, Total
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Outstanding as of beginning of period
Outstanding as of end of period
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
The amount of limitation on operating loss carryforwards that are deductible, as a percentage of taxable income, in any one tax period.
Percentage of annual tax deduction
Percentage of Annual Tax Deduction
Document Fiscal Year Focus
Document Fiscal Year Focus
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total
Liability for uncertainty in income taxes, current
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
Employee Stock Purchase Plan [Member]
Employee Stock Purchase Plan [Member]
Employee stock purchase plan.
2023
Lessee, Operating Lease, Liability, to be Paid, Year Two
Vesting
Vesting [Domain]
Net income (loss) per share common share -basic
Earnings Per Share, Basic, Total
Basic
Earnings Per Share, Basic
Cash paid for taxes
Income Taxes Paid
Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
401(k) Plan
Compensation and Employee Benefit Plans [Text Block]
Assets
Assets [Abstract]
Increase (Decrease) in Accrued Liabilities, Total
Accrued expenses
Increase (Decrease) in Accrued Liabilities
Net deferred income tax assets (liabilities)
Deferred Tax Assets, Net
Prepaid expenses and other current assets
Prepaid Expense and Other Assets, Current
Interest and investment income, net
Interest Income (Expense), Nonoperating, Net
Financial Instrument [Axis]
Certain Executives [Member]
Certain Executives [Member]
Certain executives.
Long-Lived Tangible Asset
Long-Lived Tangible Asset [Axis]
Options
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]
Liabilities and Stockholders' Equity
Liabilities and Equity [Abstract]
Property and Equipment
Property, Plant and Equipment, Policy [Policy Text Block]
Antidilutive Securities, Name [Domain]
Net deferred tax assets
Deferred Tax Assets, Net of Valuation Allowance
Net loss
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Current assets:
Assets, Current [Abstract]
Long-term marketable securities
Long-term marketable securities
Debt Securities, Available-for-Sale, Noncurrent
Net Deferred Tax Assets and Liabilities
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Adjustment to fair value
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Not Previously Recorded
Fair Value Hierarchy and NAV
Fair Value Hierarchy and NAV [Domain]
Payables and Accruals [Abstract]
Alternative Investment, Valuation Technique [Extensible Enumeration]
Change in operating assets and liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Federal Income Tax Expense (Benefit), Continuing Operations, Total
Federal income tax expense (benefit), continuing operations
Federal Income Tax Expense (Benefit), Continuing Operations
Share-Based Payment Arrangement, Disclosure [Abstract]
Aggregate of target share issued
Share Based Compensation Arrangement By Share Based Payment Award Aggregate Of Target Share Issued
Share based compensation arrangement by share based payment award aggregate of target share issued.
Dividend yield
Share Based Compensation Arrangement R T S R U Award Fair Value Assumptions Expected Dividend Rate
The expected dividend rate assumption that is used in valuing a relative total stockholder return unit.
Cover [Abstract]
Product and Service [Domain]
2026
Lessee, Operating Lease, Liability, to be Paid, Year Five
Vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period
Current liabilities:
Liabilities, Current [Abstract]
Maximum [Member]
Maximum [Member]
Net unrealized gains (losses) on marketable securities, net of tax expense of $0, $0, and $388
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
Stock-Based Compensation Expense
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]
Net cash provided by investing activities
Net Cash Provided by (Used in) Investing Activities
Furniture [Member]
Furniture and Fixtures [Member]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
Exercised
Exercise of stock options, Shares
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period
Level 3 [Member]
Fair Value, Inputs, Level 3 [Member]
Stock-Based Compensation Expense
Share-Based Payment Arrangement, Cost by Plan [Table Text Block]
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Second Lease [Member]
Second Lease [Member]
Second lease.
Deferred Tax Liabilities, Gross, Total
Total deferred tax liabilities
Deferred Tax Liabilities, Gross
First Lease [Member]
First Lease [Member]
First lease.
Agreement continuation period
Period From First Commercial Sale Of Covered Product For Continuation Of Rights And Obligations Under Agreement
Period from first commercial sale of covered product for continuation of rights and obligations under agreement.
Initial recording of valuation allowance
Valuation Allowance Deferred Tax Asset Initial Recording
Amount of deferred tax asset initially recorded for which it is more likely than not that a tax benefit will not be realized.
Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the deferred tax rate.
Change in deferred tax rate
Effective Income Tax Rate Reconciliation Change In Deferred Tax Rate
Exercise of stock options
Stock Issued During Period, Value, Stock Options Exercised
Segment Data
Segment Reporting, Policy [Policy Text Block]
Property plant and equipment useful life
Property, Plant and Equipment, Useful Life
Benefits charged to operating expenses
Defined Contribution Plan, Cost
Deferred tax assets:
Deferred Tax Assets, Net [Abstract]
Range
Alternative Investment, Measurement Input
Common stock, shares authorized
Common Stock, Shares Authorized
Service Based [Member]
Service Based [Member]
Service Based [Member]
Trading Symbol
Trading Symbol
Period of lease agreement
Effective Period Of Lease Agreement
Effective period of lease agreement.
Title of Individual
Title of Individual [Domain]
Other temporary differences
Deferred Tax Assets, Other
PSUs [Member]
Performance Shares [Member]
Tabular disclosure of balance sheet information related to operating leases.
Schedule of Lease Included in Balance Sheet
Operating Leases Included on the Balance Sheets [Table Text Block]
Comprehensive loss
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Risk-free interest rate
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Accounts Payable, Current, Total
Accounts payable
Accounts Payable, Current
Gross Unrealized Losses
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax
Summary of PSUs and rTSRUs Activity
Schedule of Nonvested Performance-Based Units Activity [Table Text Block]
Plan Name
Plan Name [Axis]
Weighted average shares outstanding:
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Title of Individual
Title of Individual [Axis]
Non-Employee Directors [Member]
Director [Member]
Long-Lived Tangible Asset
Long-Lived Tangible Asset [Domain]
Common stock, par value
Common Stock, Par or Stated Value Per Share
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Series 1 Nonconvertible Preferred Stock [Member]
Series One Non Convertible Preferred Stock [Member]
Preferred stock that may not be exchanged into common shares or other types of securities at the owner's option.
Short-term investments maturity period
Cash Equivalents Maturity Period
Maximum original maturity period for investments classified as cash equivalents.
Variable lease cost
Variable Lease, Cost
Comprehensive Income (Loss)
Comprehensive Income, Policy [Policy Text Block]
Granted
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period
Summary Of Accounting And Financial Policies [Table]
Summary Of Accounting And Financial Policies [Table]
Summary of Accounting and Financial Policies [Table]
Property and Equipment, Net
Property, Plant and Equipment Disclosure [Text Block]
Leasehold improvements useful life
Property, Plant and Equipment, Estimated Useful Lives
Granted
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Antidilutive securities excluded from computation of earnings per share, amount
Anti-dilutive common stock equivalents excluded from above
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Cash equivalents
Cash and Cash Equivalents, Fair Value Disclosure
Other long-term assets
Increase (Decrease) in Other Noncurrent Assets