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Possible future milestone payment Possible future milestone payments Development And Milestone Payments Potentially Due To Third Party Total amount potentially due to third party under license agreement based on achievement of pre-new drug application approval milestones. Document Type Document Type Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Earnings per Share Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Accounts payable and other accrued liabilities Accounts Payable and Other Accrued Liabilities, Current Fanapt® net product sales Fanapt® Fanapt [Member] Fanapt. Product and Service [Axis] Product and Service [Axis] Asset Acquisition [Domain] Asset Acquisition [Domain] Net product sales Total net product sales Revenue from Contract with Customer, Excluding Assessed Tax Collaborative Arrangement, Transaction with Party to Collaborative Arrangement Collaborative Arrangement, Transaction with Party to Collaborative Arrangement [Member] All Individuals All Individuals [Member] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Number of vesting equal installments Share-based Compensation Arrangement by Share-Based Payment Award, Options, Vesting Period, Number Of Equal Monthly Installments Share-based Compensation Arrangement by Share-Based Payment Award, Options, Vesting Period, Number Of Equal Monthly Installments Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Vested and expected to vest at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, 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Arrangement, Expensed and Capitalized, Amount [Line Items] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Full acceleration of vesting, employee or executive officer subject to involuntary termination, period post change of control of the Company (in months) Share-Based Compensation Arrangement By Share-Based Payment Award, Accelerated Vesting, Involuntary Termination, Period After Change In Control Share-Based Compensation Arrangement By Share-Based Payment Award, Full Acceleration Of Vesting, Involuntary Termination, Period Post Change Of Control Intangible assets capitalized Finite-Lived Intangible Assets, Period Increase (Decrease) Diluted (in dollars per share) Net loss per share, diluted (in dollars per share) Earnings Per Share, Diluted Additional development and milestone payments to third party Additional Development And Milestone Obligations Paid To Third Party Additional Development And Milestone Obligations Paid To Third Party Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Title of 12(b) Security Title of 12(b) Security Discrete income tax expense Effective Income Tax Rate Reconciliation, Other Reconciling Items, Amount Net loss per share: Earnings Per Share [Abstract] Business Organization and Presentation Business Description and Basis of Presentation [Text Block] Investments, Debt and Equity Securities [Abstract] Investments, Debt and Equity Securities [Abstract] Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Development and milestone obligations paid to third party Development And Milestone Obligations Paid To Third Party Development And Milestone Obligations Paid To Third Party Cash Equivalents Cash Equivalents [Member] 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Share-based payment award, granted, target (in percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Granted, Percentage Of Target Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Granted, Percentage Of Target Compensation and employee benefits Employee-related Liabilities, Current Lessee renewal term Lessee, Operating Lease, Renewal Term Net loss Net loss Net loss Net Income (Loss) Attributable to Parent Expiration Date Trading Arrangement Expiration Date Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Property and equipment, net Property, Plant and Equipment, Net Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Numerator: Net Income (Loss) Attributable to Parent [Abstract] Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Entity Current Reporting Status Entity Current Reporting Status Customer [Axis] Customer [Axis] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Segment Reporting, Revenue from External Customer, Product and Service [Table] Segment Reporting, Revenue from External Customer, Product and Service [Table] Loss from operations Operating Income (Loss) Thereafter Finite-Lived Intangible Asset, Expected Amortization, After Year Four Finite-Lived Intangible Asset, Expected Amortization, After Year Four Accumulated deficit Retained Earnings (Accumulated Deficit) Financial Instrument [Axis] Financial Instrument [Axis] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Research and development, amounts reimbursable from the third party Research And Development Expense, Reimbursable Amount Research And Development Expense, Reimbursable Amount Business Organization Description of Business [Policy Text Block] Description of Business Finance lease liabilities Finance Lease, Liability, Current Current Fiscal Year End Date Current Fiscal Year End Date Share-based compensation arrangement by share-based payment award, fair value assumptions, expected term (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Changes in operating assets and liabilities: Increase (Decrease) in Other Operating Assets and Liabilities, Net [Abstract] Developmental Milestone Development Milestones [Member] Development Milestones Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Payables and Accruals [Abstract] Payables and Accruals [Abstract] Weighted Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Number of shares of common stock available for future grant (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Statement [Table] Statement [Table] Deferred income taxes Deferred Income Tax Expense (Benefit) Adjustments to reconcile net loss to net cash used in operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Sales Revenue, Net 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Finance lease non-current liabilities Finance Lease, Liability, Noncurrent Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Antidilutive securities excluded from calculations of diluted net loss per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Fixed payments for leases that had not yet commenced Unrecorded Unconditional Purchase Obligation All Adjustments to Compensation All Adjustments to Compensation [Member] Percentage of future sublicense fees payable to third-party Percentage Of Future Sublicense Fees Payable Percentage of sublicense fees payable to third party under a contractual arrangement for use of technology or intellectual property. 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Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Product revenue allowances Product Revenue Allowances, Current Product Revenue Allowances, Current Use of Estimates Use of Estimates, Policy [Policy Text Block] Tax provision on other comprehensive income (loss) Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Forfeited (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Service option awards Service Option Awards [Member] Service Option Awards [Member] Product and Service, Other Product and Service, Other [Member] Total liabilities Liabilities Marketable securities Fair Market Value Debt Securities, Available-for-Sale, Excluding Accrued Interest, Current Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Royalty payable on net sales (in percent) Royalty Payable On Net Sales Percentage Royalty payable percentage under a contractual arrangement for use of technology or intellectual property. Sales and maturities of marketable securities Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale Commitments and Contingencies [Table] Commitments and Contingencies [Table] Commitments and contingencies. Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Product Segments Product Segments [Member] Product Segments Future Regulatory Approval, Filing Application For Marketing Authorization Milestone Future Regulatory Approval, Filing Application For Marketing Authorization Milestone [Member] Future Regulatory Approval, Filing Application For Marketing Authorization Milestone Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalent Schedule of RSU Activity Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Common Stock Common Stock [Member] Grant date fair value of common stock granted (in shares) Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Corporate debt Corporate Debt Securities [Member] Net change in cash, cash equivalents and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Professional fees Accrued Professional Fees, Current Research and Development Arrangement, Contract to Perform for Others, Type [Domain] Research and Development Arrangement, Contract to Perform for Others, Type [Domain]