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Additional post-closing payment Additional post-closing payment Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Weighted-Average Exercise Price, Forfeited Legal Entity [Axis] Legal Entity Weighted Average Number of Shares Outstanding, Diluted [Abstract] Shares used in calculation: Warrants and Rights Outstanding, Term Warrants outstanding, term Non-cash interest expense and other. Non Cash Interest Expense And Other Non-cash interest expense and other Entity Emerging Growth Company Entity Emerging Growth Company Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Aggregate Intrinsic Value, Exercised Restricted Cash and Cash Equivalents Items [Line Items] Restricted Cash And Cash Equivalents Items [Line Items] Hyperimmune business. Hyperimmune Business [Member] Hyperimmune Business Amendment Flag Amendment Flag Series B-2 Common Warrants Series B Two Common Warrants [Member] Series b two common warrants. New warrants. New Warrants [Member] New Warrants IPO [Member] Public Offering Additional milestone payment. Additional Milestone Payment Additional milestone payment Accounting Standards Update [Domain] Number of operating lease renewal options. Number Of Operating Lease Renewal Options Number of operating lease renewal option Leases [Abstract] Variable Rate [Domain] Variable Rate Securities Act File Number Entity File Number Warrants exercisable date Class of Warrant or Right, Date from which Warrants or Rights Exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Exercisable, Aggregate Intrinsic Value Aggregate Intrinsic Value, Vested and expected to vest Long-Term Debt, Excluding Current Maturities Long-term debt Long-Term Debt, Excluding Current Maturities, Total Income from discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income from discontinued operations Income from discontinued operations Disposal Group Classification [Domain] Debt Instrument [Axis] Debt Instrument Schedule of earnings per share basic and diluted. Schedule Of Earnings Per Share Basic And Diluted [Line Items] Schedule Of Earnings Per Share Basic And Diluted [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Expected average life of options Share portion entitled to purchase by rights. Share Portion Entitled To Purchase By Rights1 Share portion entitled to purchase by rights Reverse Stock Split, outstanding common stock Stockholders' Equity, Reverse Stock Split Entity Address, Address Line Two Entity Address, Address Line Two Preferred Stock, Value, Issued Preferred stock: $0.001 par value; 15,000,000 shares authorized, zero shares issued or outstanding Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Title of Individual [Axis] Title of Individual Share of common stock underlying common warrants Class of Warrant or Right, Exercise Price of Warrants or Rights Warrants exercise price, per share Class of Warrant or Right [Domain] Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount Unrecognized compensation expense Business Exit Costs Exit fees Nature Of Business [Line Items] Nature Of Business [Line Items] Nature Of Business [Line Items] Earnings Per Share [Text Block] Net Income (Loss) per Share Share based compensation arrangement by share based payment award options expected to vest weighted average remaining vesting period. Share Based Compensation Arrangement By Share Based Payment Award Options Expected To Vest Weighted Average Remaining Vesting Period Options expected to vest, weighted average remaining vesting term Entity Address, Address Line One Entity Address, Address Line One Antidilutive Securities [Axis] Antidilutive Securities Other Liabilities, Current Other current liabilities Subsequent Event Type [Domain] Income Statement Location [Axis] Income Statement Location Gain on extinguishment of liability related to sale of royalties. Gain On Extinguishment Of Liability Related To Sale Of Royalties Gain from extinguishment of liability related to sale of royalties Gain on extinguishment of liability related to sale of royalties Variable Lease, Cost Variable expense Schedule of changes in the liability related to the sale of royalties. Schedule Of Changes In Liability Related To Sale Of Royalties Table [Text Block] Schedule of Changes in the Liability Related to the Sale of Royalties Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected dividend yield Series B Common Warrants Series B Common Warrants. Series B Common Warrants [Member] Series B Common Warrants 2023 Net (loss) income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total Value of equity awards withheld for tax liability. Value Of Equity Awards Withheld For Tax Liability Value of equity awards withheld for tax liability Gain related to sale of nonfinancial asset. Gain Related to Sale of Nonfinancial Asset [Policy Text Block] Gain Related to Sale of Nonfinancial Asset Number of technology platforms. Number Of Technology Platforms Number of technology platforms Fair Value, Inputs, Level 2 [Member] Level Two Basic net income per share from discontinued operations Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share, Total Depreciation, Depletion and Amortization Depreciation and amortization Depreciation, Depletion and Amortization, Total RUXIENCE R U X I E N C E [Member] RUXIENCE Title of 12(b) Security Title of 12(b) Security Percentage of entitlement to receive European approval milestone payment. Percentage of entitlement to receive European approval milestone payment Percentage of entitlement to receive European approval milestone payment Percentage Of Beneficial Ownership. Percentage Of Beneficial Ownership Percentage of beneficial ownership Diluted net income per share from discontinued operations Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share, Total Money Market Funds, at Carrying Value Money market funds Accounting Standards Update [Axis] Other Nonoperating Income (Expense) [Abstract] Other income (expense): Net Cash Provided by (Used in) Investing Activities [Abstract] Investing Activities Seattle office lease including amendment. Seattle Office Lease Including Amendment [Member] Seattle Office Lease, Including Amendment Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset Subsequent Event [Table] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Weighted-Average Remaining Term, Exercisable Common Stock, Shares, Outstanding Common stock, shares outstanding Common Stock, Shares, Outstanding, Beginning Balance Common Stock, Shares, Outstanding, Ending Balance Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Weighted Average Fair Value per Unit, Forfeited Supplemental Cash Flow Elements [Abstract] Proceeds from Warrant Exercises Proceeds from exercise of pre-funded warrants Proceeds from exercise of warrants Income Statement Location [Domain] Income Statement Location Mid Cap financial [Member] Mid Cap Financial [Member] Mid Cap Financial Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted-Average Exercise Price, Granted Document Type Document Type Line of Credit Facility, Current Borrowing Capacity Line of credit facility, used borrowing capacity Fair Value by Liability Class [Domain] Fair Value by Liability Class Net cash from investing activities Net Cash Provided by (Used in) Investing Activities Document Quarterly Report Document Quarterly Report Counterparty Name [Domain] Counterparty Name Disposal Group Classification [Axis] Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Number of Units, Forfeited Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Entity Filer Category Entity Filer Category Nature Of Business [Table] Nature Of Business [Table] Nature Of Business [Table] Variable Rate [Axis] Variable Rate Shares remain held in abeyance Number Of Shares Remain Held In Abeyance Number of shares remain held in abeyance. Percentage of number of common stock issued upon exercise of warrants. Percentage of Number of Common Stock Issued Upon Exercise of Warrants Percentage of number of common stock issued upon exercise of warrants Pre-funded Warrants. Pre-funded Warrants [Member] Pre-funded Warrants 2023 Pre-funded Warrants Liabilities Total liabilities Series A-1 Common Warrants Series A One Common Warrants [Member] Series a one common warrants. Equity, Attributable to Parent Balance Balance Total stockholders' equity Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate Liability related to sale of royalties current. Liability Related To Sale Of Royalties Current Current portion of liability related to sale of royalties Payment in lieu of fractional shares in connection with the 1-for-44 reverse stock split effected on March 5, 2024 (in shares) Payment in lieu of fractional shares in connection with the 1-for-44 reverse stock split effected on March 5, 2024 (in shares) Stock Issued During Period, Shares, Reverse Stock Splits Net (loss) income Net income (loss) for the period Proceeds from initial offering Proceeds from Issuance Initial Public Offering Award Date [Axis] Statement of Financial Position [Abstract] Basis of Presentation and Significant Accounting Policies [Text Block] Basis of Presentation Diluted shares used in calculation Weighted Average Number of Shares Outstanding, Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Credit Facility [Axis] Credit Facility Shares Issued, Price Per Share Common stock price per share Basic net income per share from continuing operations Basic Income (Loss) from Continuing Operations, Per Basic Share Operating Lease, Weighted Average Remaining Lease Term Weighted average remaining lease term for operating leases Use of Estimates, Policy [Policy Text Block] Use of Estimates Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Weighted-Average Exercise Price, Outstanding, Ending balance Weighted-Average Exercise Price, Outstanding, Beginning balance Computation of Basic and Diluted Net (Loss) Income per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment, Total Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Number of Units, Vested Issuances of common stock (in shares) Stock Issued During Period, Shares, New Issues Issuance of common stock shares Employee-related Liabilities, Current Accrued compensation Employee-related Liabilities, Current, Total Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total Revenues from net sales. Revenues From Net Sales Royalty revenue Class of Warrant or Right [Axis]