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Tax cuts and jobs act, other effect description Tax Cuts and Jobs Act Description Tax Cuts and Jobs Act Description Stock issued in connection with acquisition, shares Stock Issued During Period, Shares, Acquisitions Subsequent Event [Table] Finite-Lived Intangible Assets, Net, Ending Balance Finite-Lived Intangible Assets, Net, Beginning Balance Finite-Lived Intangible Assets, Net, Total Finite-Lived Intangible Assets, Net Intangible assets, net Summary of Maturities of Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Operating lease right-of-use assets Increase Decrease In Operating Lease Assets Increase decrease in operating lease assets. 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Debt and equity securities, Amortized Cost Debt Securities And Equity Securities Fv Ni Amortized Cost Supplemental Cash Flow Information Related to the Company's Leases Schedule Of Supplemental Cash Flow Related To Leases Table [Text Block] Schedule of supplemental cash flow related to leases. Research and Development Expense [Member] Research and Development [Member] Investments Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Cersci Therapeutics Cersci Therapeutics [Member] Cersci Therapeutics [Member] Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Common stock issues in connection with merger agreement Stock Issued During Period, Value, Acquisitions North America [Member] North America Lessee, Operating Lease, Liability, to be Paid, Year One 2027 Net Income (Loss) Available to Common Stockholders, Basic, Total Net Income (Loss) Available to Common Stockholders, Basic Net income - basic Share-Based Payment Arrangement [Abstract] Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Net cash (used in) provided by investing activities Net cash provided by (used in) investing activities Title of 12(b) Security Title of 12(b) Security Schedule of Segment Reporting Information, by Segment [Table] Money market fund Money Market Funds [Member] Related and Nonrelated Parties [Domain] Income Tax Disclosure [Text Block] Income Taxes Debt and equity securities, Unrealized Gains Debt Securities And Equity Securities Fv Ni Unrealized Gains Debt securities and equity securities fv ni unrealized gains. Right Of Use Assets Obtained In Exchange For Operating Lease Obligation Right Of Use Assets Obtained In Exchange For Operating Lease Obligation Right-of-use assets obtained in exchange for operating lease obligations: Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Remainder of 2026 Other Liabilities, Noncurrent, Total Other long-term liabilities Other Liabilities, Noncurrent Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Lease commencement period Lessee Operating Lease Commenced Period Lessee Operating Lease Commenced Period Income Tax Disclosure [Abstract] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Additional Paid-in Capital Additional Paid-in Capital [Member] External Research And evelopment [Member] External Research and evelopment Member External research and development Corporate Credit Card Program Corporate Credit Card Program [Member] Corporate credit card program. Income Statement Location Statement of Income Location, Balance [Axis] Trading Symbol Trading Symbol Related Party Transaction [Table] Subsequent Event Type [Axis] Employee-related Liabilities, Current, Total Accrued compensation and benefits Employee-related Liabilities, Current Cash flows from financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Maximum amount paid as cash awards to employees Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount Total lease payments Lessee, Operating Lease, Liability, to be Paid Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Goodwill and Intangible Asset Impairment, Total Goodwill and Intangible Asset Impairment Milestone payment as intangible asset Equity Components Equity Components [Axis] Equity Component Equity Component [Domain] Equity awards [Member] Equity Awards [Member] Reconciliation of Revenue from Segments to Consolidated [Table Text Block] Schedule of Segment Revenue, Segment Profit and Segment Expenses NNZ-2591 [Member] NNZ-2591 [Member] Customer [Axis] Statement of Comprehensive Income [Abstract] Maximum Maximum [Member] Statistical Measurement Statistical Measurement [Axis] Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common Stock, Value, Issued, Total Common Stock, Value, Issued Common stock, $0.0001 par value; 225,000,000 shares authorized at June 30, 2026 and December 31, 2025; 172,132,442 shares and 170,309,376 shares issued and outstanding at June 30, 2026 and December 31, 2025, respectively Net Income (Loss) Available to Common Stockholders, Diluted, Total Net Income (Loss) Available to Common Stockholders, Diluted Net income - diluted Interest and other receivables Increase (Decrease) in Accounts Receivable and Other Operating Assets Marketable Securities [Line Items] Marketable Securities [Line Items] Debt Securities, Available-for-Sale, Weighted Average Yield, Maturity, Year One One year or less Preferred stock, shares authorized Preferred Stock, Shares Authorized Royalty Expense License fees and royalties Total operating expenses Costs and Expenses Total, Unrealized Losses Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss, Total Employee Stock Purchase Plan Rights [Member] Employee Stock Purchase Plan Rights [Member] Entity Registrant Name Entity Registrant Name Debt securities, Unrealized Losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Not Found During Migration Deprecated Concept Lease Arrangement Type [Domain] Not Found During Migration Deprecated Concept Lease Arrangement Type Not Found During Migration Deprecated Concept Lease Arrangement Type Domain Two Thousand And Twenty Four Inducement Plan (Member) Two Thousand And Twenty Four Inducement Plan (Member) 2024 Inducement Plan [Member] Other Nonoperating Income (Expense), Total Other Nonoperating Income (Expense) Other income Regulatory Milestone Payment Regulatory milestone payment. One-time contingent regulatory milestone payment pursuant to agreement with Neuren Group Subsequent Events [Abstract] Income Tax Expense (Benefit), Total Income Tax Expense (Benefit) Income tax (benefit) expense Income tax expense (benefit) Income tax expense Sales [Member] Sales Proceeds from issuance of common stock, net of issuance costs Proceeds from Issuance of Common Stock Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Operating lease remaining lease term Lessee, Operating Lease, Remaining Lease Term Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Accumulated other comprehensive (loss) income Payments to Acquire Property, Plant, and Equipment, Total Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Purchases of property and equipment Purchases of property and equipment Total assets Assets Inventory, Policy [Policy Text Block] Inventory Income Statement [Abstract] FDA Approval Of DAYBUE [Member] FDA Approval Of DAYBUE [Member] FDA approval, sales of DAYBUE and sale of PRV [Member] Selling, General and Administrative [Member] Selling, General and Administrative Expenses [Member] 2024 Equity Incentive Plan [Member] Two Thousand And Twenty Four Incentive Plan (Member) Two Thousand And Twenty Four Incentive Plan (Member) Stock Issued During Period, Shares, New Issues Shares issued, shares Lease, Cost [Abstract] Earnings Per Share, Diluted [Abstract] Effect of potentially dilutive common shares from: Diluted Earnings Per Share, Diluted Earnings per share, diluted Title and Position [Domain] City Area Code City Area Code Attorneys fees to be paid by the company insurance carrier Proposed Settlement Fees Proposed Settlement Fees Other Comprehensive Income (Loss), Net of Tax, Total Other Comprehensive Income (Loss), Net of Tax Other comprehensive (loss) income Intangible Assets Intangible Assets, Finite-Lived, Policy [Policy Text Block] Finite-Lived Intangible Assets, Amortization Expense, Rolling after Year Five Finite-Lived Intangible Assets, Amortization Expense, Subsequent year Counterparty Name Counterparty Name [Domain] Stock Issued During Period, Value, Employee Stock Purchase Plan Issuance of common stock pursuant to employee stock purchase plan Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Segment Reporting Information [Line Items] Lease, Cost Net operating lease cost Letter of Credit Letter of Credit [Member] Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Total Property and equipment, net Property, Plant and Equipment, Net Impairment of Intangible Assets, Finite-Lived Impairment of intangible assets Beginning of period End of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation Total cash, cash equivalents and restricted cash shown in the unaudited condensed consolidated statements of cash flows Loss from operations Operating Income (Loss) Income from operations Inventory Short term inventory Short term inventory Inventory Accumulated Deficit Retained Earnings [Member] Cash and Cash Equivalents Cash and Cash Equivalents [Axis] Employee Benefits and Share-Based Compensation Stock-based compensation expense Share-based Payment Arrangement, Noncash Expense, Total Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Less Than 12 Months, Estimated Fair Value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Corporate Office Space Lease Agreement Corporate Office Space Lease Agreement [Member] Corporate office space lease agreement Weighted average discount rate Operating Lease, Weighted Average Discount Rate, Percent Operating lease liabilities Operating Lease, Liability, Noncurrent Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Class of Stock [Line Items] Class of Stock [Line Items] Net cash provided by financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Summary of Operating Lease Costs Lease, Cost [Table Text Block] DAYBUE DAYBUE [Member] DAYBUE DAYBUE products Research and Development [Member] Research and Development Expenses [Member] Research and Development Expenses [Member] Investments, Fair Value Disclosure, Total Investments, fair value disclosure Investments, Fair Value Disclosure Total Debt Securities, Available-for-Sale, Weighted Average Yield Debt Securities, Available-for-Sale [Table] Entity Interactive Data Current Entity Interactive Data Current Income Statement Location Statement of Income Location, Balance [Domain] Cash flows from operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Amortization of premiums and accretion of discounts on investment securities Accretion (Amortization) of Discounts and Premiums, Investments Reduction in stock-based compensation expense Increase (Decrease) in Deferred Compensation Entity Tax Identification Number Entity Tax Identification Number Expense recorded Fair Value Measurement with Unobservable Inputs Reconciliations Recurring Basis Liability Expense Recorded Fair value measurement with unobservable inputs reconciliations recurring basis liability expense recorded. Vesting of awards Local Phone Number Local Phone Number First Commercial Sale Of DAYBUE [Member] First Commercial Sale Of DAYBUE [Member] First Commercial Sale Of DAYBUE [Member] San Diego [Member] San Diego [Member] San Diego [Member] Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average shares outstanding: Accounting Policies [Abstract] Disaggregation of Revenue [Line Items] Summary of Balance Sheet Classification of Lease Liabilities Lessee Operating Lease Liability Table [Text Block] Lessee, operating lease, liability. Revenue from Contract with Customer, Excluding Assessed Tax, Total Total revenues Revenue from Contract with Customer, Excluding Assessed Tax Net Income (Loss) Attributable to Parent [Abstract] Lessee, Operating Lease, Liability, to be Paid, Year Four 2030 Mark C. Schneyer [Member] Mark C. Schneyer. Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Common stock available for grants Common stock available for grants Accrued consulting and professional fees Accrued Professional Fees, Current Schedule Of Stock By Class [Table] Stock, Class of Stock [Table] Entity Emerging Growth Company Entity Emerging Growth Company