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Revenue discount rate Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Preferred Stock, Shares Issued Preferred stock, shares issued (in shares) Disposal Group, Including Discontinued Operation, Inventory, Current Inventory Increase (Decrease) in Accounts Payable Accounts payable Business Combination, Contingent Consideration, Change in Contingent Consideration, Liability, Increase (Decrease) Changes in fair value included in net income Equity [Abstract] Equity [Abstract] Techne Lite [Member] Techne Lite [Member] TechneLite Entity Current Reporting Status Entity Current Reporting Status Operating Expenses [Abstract] Operating expenses Accounts receivable, net Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net Fair Value, Inputs, Level 2 [Member] Level 2 Common Stock, Shares Authorized Common stock, shares authorized (in shares) Finite-Lived Intangible Asset, Expected Amortization, Year Four 2029 Deferred Compensation Arrangement with Individual, Maximum Percentage Of Salary Deferred Compensation Arrangement with Individual, Maximum Percentage Of Salary Percentage of salary Investment, Policy [Policy Text Block] Investments Product and Service [Axis] Product and Service [Axis] Document Fiscal Period Focus Document Fiscal Period Focus Debt Instrument, Interest Rate, Stated Percentage Interest rate Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Entity Shell Company Entity Shell Company Other Accrued Liabilities, Current Other Convertible Debt [Member] Convertible Debt Radiopharm Theranostics Limited, Licensed Assets Radiopharm Theranostics Limited, Licensed Assets [Member] Radiopharm Theranostics Limited Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash and cash equivalents Business Combination, Consideration Transferred and Preacquisition Equity Interest in Acquiree Business Combination, Consideration Transferred and Preacquisition Equity Interest in Acquiree, Total Component of consideration transferred Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Weighted-average common shares outstanding: Schedule of Maturities of Long-Term Debt [Table Text Block] Schedule of Maturities of Principal Obligations Common Stock, Shares, Issued Common stock, shares issued (in shares) Statement [Table] Statement [Table] Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Right-of-use asset obtained in exchange for finance lease obligation Payments to Acquire Businesses, Gross Payments to acquire businesses Deposit for acquisition of a business Cash consideration Life Molecular Imaging Ltd Life Molecular Imaging Ltd [Member] Life Molecular Imaging Ltd Common stock remain available for repurchase Share Repurchase Program, Remaining Authorized, Number of Shares Statement [Line Items] Statement [Line Items] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] 1404 Commercialization Milestone 1404 Commercialization Milestone [Member] 1404 Commercialization Milestone Entity Filer Category Entity Filer Category Disposal Group, Including Discontinued Operation, Intangible Assets, Current Intangible assets, net Liabilities and Equity Total liabilities and stockholders’ equity Debt Instrument [Line Items] Debt Instrument [Line Items] Payables and Accruals [Abstract] Long-Term Debt, Current Maturities Current portion of long-term debt and other borrowings Long-Lived Tangible Asset [Axis] Property, Plant and Equipment, Type [Axis] Proceeds From Sale Of Royalty Rights, Additional Payment Proceeds From Sale Of Royalty Rights, Additional Payment Revision of estimated decommissioning costs related to asset retirement obligation(1) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Foreign currency translation Business Acquisition, Percentage of Voting Interests Acquired Percentage of acquired interest Cash and Cash Equivalents, Fair Value Disclosure Money market funds Extinguishment of Debt, Amount Extinguishment of debt Net Leverage Ratio Net Leverage Ratio [Member] Net Leverage Ratio Share Repurchase Program [Table] Goodwill Goodwill Goodwill, Ending Balance Goodwill, Total Goodwill, Beginning Balance Goodwill Other Noncash Income (Expense) Other Effective Income Tax Rate Reconciliation, Percent Effective tax rate Treasury Stock, Common, Value Treasury stock at cost; 5,471 shares and 2,455 shares at September 30, 2025 and December 31, 2024, respectively Proceeds from Convertible Debt Proceeds from convertible debt Asset Retirement Obligation, Accretion Expense Accretion expense Payments to Acquire Intangible Assets Acquisition of exclusive license option Acquisition of exclusive license option EBITDA Discount Rate [Member] EBITDA discount rate. EBITDA discount rate Revision Of Estimates Decommissioning Costs Related To Asset Retirement Obligations Revision Of Estimates Decommissioning Costs Related To Asset Retirement Obligations Revision Of Estimated Decommissioning Costs Related To Asset Retirement Obligations Schedule of Inventory, Current [Table Text Block] Schedule of Inventory Net of Related Reserves Additional Paid in Capital, Common Stock Additional paid-in capital Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Shares withheld to cover taxes 2022 Facility Covenants 2022 Facility Covenants [Member] 2022 Facility Covenants Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Property, Plant and Equipment [Line Items] Property, Plant & Equipment [Line Items] Finite-Lived Intangible Asset, Useful Life Useful Lives (in years) Life Molecular Imaging, RM2 Technology Life Molecular Imaging, RM2 Technology [Member] Life Molecular Imaging, RM2 Technology Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current Property, plant and equipment, net Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Net Income Per Common Share AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Investment, Name [Axis] Investment, Name [Axis] Earnings Per Share, Basic Basic (in dollars per share) Basic income per common share (in shares) Disaggregation of Revenue [Table Text Block] Schedule of Disaggregation of Revenue Repayments of Long-Term Debt Payments of long-term debt and other borrowings Retirement Benefits [Text Block] Benefit Plans Disposal Group Including Discontinued Operation Asset Retirement Obligation Asset retirement obligation Disposal group including discontinued operation asset retirement obligation current. Disposal Group, Including Discontinued Operation, Right Of Use Asset Disposal Group, Including Discontinued Operation, Right Of Use Asset Right of use assets Line of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Line of Credit Facility, Accordion Feature, Higher Borrowing Capacity Option Line of credit facility, accordion feature, higher borrowing capacity option Revolving Credit Facility [Member] Revolving Credit Facility Finite-Lived Intangible Assets Acquired Finite lived intangible assets acquired Liabilities, Current Total current liabilities Disposal Group, Including Discontinued Operation, Accounts Payable, Current Accounts payable Increase (Decrease) in Accounts Receivable Accounts receivable Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash flows from operating activities: Accrued Research and Development Costs, Current Accrued Research and Development Costs, Current Accrued research and development expenses Measurement Input Probability of Payment [Member] Measurement input probability of payment. Probability of payment Inventory, Finished Goods, Net of Reserves Finished goods Business Combination, Recognized Liability Assumed, Other Liability, Noncurrent Other long-term liabilities Business Acquisition, Shares Acquired Business Acquisition, Shares Acquired Shares acquired (in shares) Payments for Previous Acquisition Payments for prior acquisition Equity, Attributable to Parent [Abstract] Stockholders’ equity Entity Small Business Entity Small Business Increase (Decrease) in Accrued Liabilities Accrued expenses and other current and noncurrent liabilities Retained Earnings (Accumulated Deficit) Retained earnings Other Commitments [Line Items] Other Commitments [Line Items] Payments to Acquire Equity Securities, FV-NI Purchases of investment in equity securities Share-Based Payment Arrangement [Text Block] Stockholders' Equity and Stock-Based Compensation Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Effect of convertible notes (in shares) Amendment Flag Amendment Flag Product and Service [Domain] Product and Service [Domain] Debt Instrument, Covenant Compliance, Minimum Interest Coverage Ratio Debt Instrument, Covenant Compliance, Minimum Interest Coverage Ratio Minimum interest coverage ratio Inventory Disclosure [Text Block] Inventory Disposal Group, Including Discontinued Operation, Assets, Current Total assets held-for-sale Assets held for sale Liabilities and Equity [Abstract] Liabilities and Stockholders' Equity Entity Address, Postal Zip Code Entity Address, Postal Zip Code Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Debt Instrument, Covenant Leverage Ratio Debt Instrument, Covenant Leverage Ratio Debt instrument, covenant leverage ratio Debt Instrument, Redemption Price, Percentage Debt instrument, redemption price, percentage Other Nonoperating Income (Expense), Miscellaneous Other Nonoperating Income (Expense), Miscellaneous Other Other current assets Disposal Group, Including Discontinued Operation, Other Assets, Current Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Common Stock [Member] Common Stock Inventory Business Combination, Recognized Asset Acquired, Inventory, Current Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Less: accumulated depreciation and amortization Business Combination, Contingent Consideration, Liability, Measurement Input Liability measurement input Entity Address, Address Line One Entity Address, Address Line One Scenario 1 Scenario 1 [Member] Scenario 1 Cost, Depreciation, Amortization and Depletion Depreciation and amortization expense Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Debt instrument, stock price percentage Earnings Per Share [Abstract] Net income per common share: Goodwill and Intangible Assets Disclosure [Text Block] Goodwill and Intangibles, Net Debt Instrument, Covenant Compliance, Number Of Financial Covenants Debt Instrument, Covenant Compliance, Number Of Financial Covenants Number of covenants Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Additional Remaining Payments [Member] Additional remaining payments. Additional Remaining Payments Carrying value as of the balance sheet date of obligations incurred through that date and payable for rebates, discounts and chargebacks. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Accrued Rebates Discounts And Chargebacks Current Accrued rebates, discounts and chargebacks Document Type Document Type Gross Profit Gross profit Collaborative Arrangement and Arrangement Other than Collaborative [Axis] Collaborative Arrangement and Arrangement Other than Collaborative [Domain] Entity Central Index Key Entity Central Index Key Revenue from Contract with Customer, Number Of Product Categories Revenue from Contract with Customer, Number Of Product Categories Number of product categories Asset Acquisition [Table] Asset Acquisition [Table] Valuation Approach and Technique [Axis] Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Net (decrease) increase in cash, cash equivalents and restricted cash Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive securities excluded from diluted net income per common share (in shares) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Other comprehensive income (loss) Deferred tax assets Business Combination, Recognized Asset Acquired, Deferred Tax Asset Base Rate [Member] Base Rate Asset Acquisition, Contingent Consideration, Liability Asset Acquisition, Contingent Consideration, Liability, Total Contingent payment Two Thousand Twenty Four Share Purchase Program Two Thousand Twenty Four Share Purchase Program [Member] Two thousand twenty four share purchase program. Measurement Input, EBITDA Multiple [Member] EBITDA volatility Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Expenses and Other Liabilities Business combination, recognized identifiable assets acquired and liabilities assumed, accrued expenses and other liabilities Accrued expenses and other liabilities Other Sundry Liabilities, Noncurrent Other long-term liabilities Debt Disclosure [Abstract] Debt Disclosure [Abstract] SPECT Business [Member] SPECT business. SPECT Business Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Foreign Currency Translation Cost of Sales [Member] Cost of goods sold Goodwill, Reclassification to assets held for sale Goodwill Reclassification To Assets Held For Sale Goodwill reclassification to assets held for sale. Ownership [Domain] Ownership [Domain] Current Fiscal Year End Date Current Fiscal Year End Date Schedule of Long-Term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Legal Matters and Contingencies [Text Block] Commitments and Contingencies Document Quarterly Report Document Quarterly Report Business Combination, Recognized Asset Acquired, Other Asset, Noncurrent Other long-term assets Customer Relationships [Member] Customer relationships Entity Address, State or Province Entity Address, State or Province Debt Instrument, Convertible, Threshold Consecutive Trading Days Threshold consecutive trading days Investment, Name [Domain] Investment, Name [Domain] Investment Owned, Balance, Shares Shares owned (in shares) Business Combination [Table Text Block] Summary of Acquisition Date Fair Value of Provisional Consideration Transferred in Acquisition Asset Acquisition [Domain] Asset Acquisition [Domain] Preferred Stock, Shares Outstanding Preferred stock, shares outstanding (in shares) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Assets and Liabilities Held for Sale Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Effect of dilutive share based compensation (in shares) Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation Shares withheld to cover taxes (in shares) Asset Retirement Obligation Disclosure [Abstract] Asset Retirement Obligation Disclosure [Abstract] Revenue volatility Measurement Input Revenue Volatility [Member] Measurement input revenue volatility. Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Schedule of Stock-Based Compensation Expense Recognized Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Accrued Expenses, Other Liabilities and Other Long-Term Liabilities Deferred Income Tax Assets, Net Deferred tax assets, net Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Abstract] Other Radiopharmaceutical Oncology Other Radiopharmaceutical Oncology [Member] Other radiopharmaceutical oncology Other Assets, Noncurrent Other long-term assets Business Combination, Recognized Asset Acquired, Prepaid Expense and Other Asset, Current Prepaid expenses and other current assets Interest Expense, Debt Interest expense, debt Other Commitments [Domain] Other Commitments [Domain] Debt Instrument, Unamortized Discount Debt instrument, unamortized discount AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Loss Accumulated Other Comprehensive Income (Loss) Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Treasury Stock, Common, Shares Ending balance (in shares) Beginning balance (in shares) Treasury stock, shares (in shares) Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Other Commitments [Table] Other Commitments [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Asset Acquisition, Contingent Consideration [Table Text Block] Schedule of contingent consideration measured at fair value Business Combination, Consideration Transferred Purchase price Total purchase consideration Purchase consideration Asset Acquisitions, Number Of Assets Acquired Asset Acquisitions, Number Of Assets Acquired Number of licensed asset acquired Preferred Stock, Value, Issued Preferred stock ($0.01 par value, 25,000 shares authorized; no shares issued and outstanding) Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill Business Combination, Recognized Asset Acquired, Identifiable Intangible Asset, Excluding Goodwill, Total Intangibles Disposal Groups, Including Discontinued Operations [Table Text Block] Schedule of Carrying Amounts of Assets and Liabilities Held for Sale Asset Acquisition, Consideration Transferred, Contingent Consideration Asset acquisition, additional milestone payments Minimum [Member] Minimum Assets, Current [Abstract] Current assets: Lease Modification Lease Modification Modification of lease agreement Machinery Equipment And Fixtures [Member] Machinery Equipment And Fixtures [Member] Machinery, equipment and fixtures Perspective Therapeutics, Inc Perspective Therapeutics, Inc [Member] Perspective Therapeutics, Inc Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations [Abstract] Reconciliation to amounts within the condensed consolidated balance sheets Accounts Payable and Other Accrued Liabilities, Current Accrued expenses and other liabilities Total accrued expenses and other liabilities Amortization of Intangible Assets Amortization expense Disposal Group, Including Discontinued Operation, Property, Plant and Equipment Property, plant and equipment, net Level 3 Fair Value, Inputs, Level 3 [Member] Share Repurchase Program [Line Items] Liabilities: Liabilities, Fair Value Disclosure [Abstract] Segment Reporting [Abstract] Segment Reporting [Abstract] Business Combination, Recognized Asset Acquired, Asset Total identifiable assets acquired Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis Liabilities, Current [Abstract] Current liabilities: Product [Member] Product revenue, net Assets Deferred Compensation Plan Assets Accounts Receivable, after Allowance for Credit Loss, Current Accounts receivable, net Restricted Cash and Cash Equivalents Restricted cash included in other long-term assets Proceeds from Stock Plans Proceeds from employee stock purchase plan Commitments and Contingencies Commitments and contingencies (Note 16) Repurchase of common stock net Stock Repurchased During Period Value Net Stock repurchased during period value net. Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Property, plant and equipment, net Collaboration Payments Collaboration Payments [Member] Collaboration Payments General and Administrative Expense [Member] General and administrative License And Royalty Revenues Sales Based Milestone Payment License And Royalty Revenues Sales Based Milestone Payment [Member] License And Royalty Revenues Sales Based Milestone Payment Inventory, Work in Process, Net of Reserves Work in process Long-Term Debt and Lease Obligation, Including Current Maturities Total Debt Instrument, Basis Spread on Variable Rate Debt instrument, basis rate Schedule of Goodwill [Table Text Block] Schedule of Change in Carrying Value of Goodwill Depreciation, Amortization and Accretion, Net Depreciation, amortization and accretion Disposal Group, Including Discontinued Operation, Right Of Use Liability Disposal Group, Including Discontinued Operation, Right Of Use Liability Right of use liability Bridge Loan [Member] Bridge Loan Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash flows from financing activities: Perspective Common Stock Perspective Common Stock [Member] Perspective Common Stock Capital Expenditures Incurred but Not yet Paid Additions of property, plant and equipment included in liabilities Payments to Acquire Equity Method Investments Payments to acquire equity method investments Liabilities held for sale Disposal Group, Including Discontinued Operation, Liabilities, Current Total liabilities held-for-sale Represents the amount of financial assurance given in the form of surety bond. Financial Assurance In Form Of Surety Bond Financial assurance in form of surety bond RM2 Sublicense Agreement [Member] RM2 Sublicense Agreement [Member] RM2 Sublicense Agreement [Member] Business Combination, Recognized Asset Acquired, Cash and Cash Equivalent Cash and cash equivalents Accrued Income Taxes, Current Income taxes payable Long-Term Debt, Type [Domain] Long-term Debt, Type [Domain] Weighted Average Number of Shares Outstanding, Basic Basic (in shares) Basic weighted-average common shares outstanding (in shares) Goodwill, Acquired During Period Goodwill, Acquisition Evergreen/ Life Molecular Strategic Partnerships And Other Strategic Partnerships And Other [Member] Strategic partnerships and other revenue Total Stock Repurchased During Period Shares Total stock repurchased during period shares. Total repurchase of common stock Sales Milestone [Member] Sales milestone. Sales Milestones Segment Reporting, Expense Information Used by CODM, Description Additional Milestone Payments Additional Milestone Payments [Member] Additional Milestone Payments Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Segments [Axis] Segments [Axis] Long-Lived Tangible Asset [Domain] Property, Plant and Equipment, Type [Domain] Obligation expected to be incurred Asset Retirement Obligation, Liabilities Incurred Subsequent Events [Text Block] Subsequent Events Deferred Compensation Liability, Current and Noncurrent Liabilities Deferred compensation plan liabilities Deferred Compensation Liability, Current and Noncurrent, Total Raw materials Inventory, Raw Materials, Net of Reserves Debt Covenant, Scenario Debt Covenant, Scenario [Axis] Debt Covenant, Scenario [Axis] Long-Term Debt Long-term debt APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Stock-based compensation Variable Rate [Domain] Variable Rate [Domain] Equity, Attributable to Parent Ending balance Beginning balance Total stockholders’ equity Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Basis of Accounting, Policy [Policy Text Block] Basis of Presentation Radiopharm Theranostics Limited Radiopharm Theranostics Limited [Member] Radiopharm Theranostics Limited Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Remainder of 2025 Research and Development Expense, Software (Excluding Acquired in Process Cost) Program third-party research and development expenses Valuation Approach and Technique [Domain] Net Sales Targets For Azedra Net Sales Targets For Azedra [Member] Net Sales Targets for Azedra Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment Business Combination, Recognized Asset Acquired, Property, Plant, and Equipment, Total Property, plant and equipment, net Treasury Stock, Common [Member] Treasury Stock Gain (Loss), Foreign Currency Transaction, before Tax Foreign currency loss (gain) OCI, before Reclassifications, Net of Tax, Attributable to Parent Other comprehensive (loss) before reclassifications Selling and Marketing Expense [Member] Sales and marketing Fair Value Disclosures [Text Block] Fair Value of Financial Instruments Stock Issued During Period, Value, Stock Options Exercised and Employee Stock Ownership Plan Stock Issued During Period, Value, Stock Options Exercised and Employee Stock Ownership Plan Stock option exercises and employee stock plan purchases Investment Owned, Fair Value Investment owned, fair value Schedule of Accrued Liabilities [Table Text Block] Schedule of Accrued Expenses, Other Liabilities and Other Long-Term Liabilities Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Proceeds From Sale Of Royalty Rights Proceeds From Sale Of Royalty Rights Proceeds from selling rights to the royalties Other Assets, Current Other current assets Noncash Investing and Financing Items [Abstract] Schedule of non-cash investing and financing activities Discount Rate Measurement Input, Discount Rate [Member] Payment discount rate Inventory, Current [Table] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract] Liabilities: Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] In-process research and development In Process Research and Development [Member] Software and Software Development Costs [Member] Computer software Asset Retirement Obligation Disclosure [Text Block] Asset Retirement Obligations Other current and noncurrent assets Increase (Decrease) in Other Operating Assets Increase (Decrease) in Other Operating Assets, Total 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] Building [Member] Buildings Asset Retirement Obligation Reclassification To Liabilities Held For Sale Asset retirement obligation reclassification to liabilities held for sale. Reclassification to liabilities held-for-sale Credit Facility [Axis] Credit Facility [Axis] Cost of Goods and Services Sold Cost of goods sold Business Description and Basis of Presentation [Text Block] Basis of Presentation Cerveau Technologies, Inc Cerveau Technologies, Inc [Member] Cerveau Technologies, Inc Business Combination, Recognized Liability Assumed, Liability [Abstract] Liabilities assumed: Asset Acquisition [Text Block] Acquisitions Disposal Group Name [Domain] Disposal Group Name [Domain] Entity Address, City or Town Entity Address, City or Town Other Commitments [Axis] Other Commitments [Axis] Business combination contingent consideration liability Business Combination, Contingent Consideration, Liability Contingent consideration liabilities Total contingent consideration liabilities Additional cash payment required Stock Repurchased During Period, Shares Repurchase of common stock, including excise tax (in shares) Repurchase of common stock (in shares) Repurchase of common stock, including excise tax (in shares) Asset Acquisition, Contingent Consideration, Liability, Noncurrent Balance, Beginning Balance , Ending Security Exchange Name Security Exchange Name Credit Facility [Domain] Credit Facility [Domain] Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite-Lived Intangible Assets (Excluding Goodwill), Ending Balance Indefinite-Lived Intangible Assets (Excluding Goodwill), Beginning Balance Non-amortizable, Net Non-amortizable, Gross Long-Term Debt, Gross Principal amount 2.625% Convertible Senior Notes due 2027 Property, Plant and Equipment, Gross Total gross property, plant and equipment Change in Fair Value of Contingent Assets and Liabilities Change in fair value of contingent assets and liabilities. 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Assumed contingent consideration Piramal SPA Segment Reporting Disclosure [Text Block] Segment Information General and Administrative Expense General and administrative Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Cash flows from operating activities: Business Combination, Contingent Consideration, Liability, Noncurrent Long-term contingent consideration liabilities (Note 4) Long-term contingent consideration liabilities Non-refundable upfront payment to adjust the future royalty obligations Non Refundable Upfront Payment To Adjust The Future Royalty Obligations Non refundable upfront payment to adjust the future royalty obligations. 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Retirement Benefits [Abstract] Accounts Payable, Current Accounts payable Interest Expense, Nonoperating Interest expense Research and Development Expense [Member] Research and development Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Purchases Accrued contingent consideration, acquisition Proceeds from Sale of Productive Assets Proceeds from sale of assets Equity Securities, FV-NI, Gain (Loss) Investment in equity securities - unrealized gain Finite-Lived Intangible Asset, Expected Amortization, Year One 2026 Proceeds from Stock Options Exercised Proceeds from stock option exercises Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Disposal Group Including Discontinued Operation Accrued Expenses And Other Liabilities Accrued expenses and other liabilities Disposal group including discontinued operation accrued expenses and other liabilities current. Excise tax payable on net common stock repurchases Share Repurchase Program, Excise Tax, Payable Net Income (Loss) Available to Common Stockholders, Basic Net income Business Combination, Recognized Asset Acquired to Liability Assumed, Excess (Less) Net assets acquired Operating Expenses Before Gain Loss On Sale Of Assets Operating Expenses Before Gain Loss On Sale Of Assets Total operating expenses Outstanding borrowings Long-Term Line of Credit DEFINITY [Member] DEFINITY [Member] DEFINITY Debt Instrument [Axis] Debt Instrument [Axis] Share-Based Payment Arrangement [Abstract] Share-based Payment Arrangement [Abstract] Assets, Fair Value Disclosure Total assets Sale of Stock [Axis] Business Combination, Recognized Liability Assumed, Deferred Tax Liability Deferred tax liabilities Long-Term Debt and Lease Obligation, Current Less: current portion of long-term debt and other borrowings Debt Instrument, Fair Value Disclosure Debt instrument, fair value Decrease in the Contingent Regulatory and Development Milestones Decrease in the contingent regulatory and development milestones. 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Additional Paid-in Capital [Member] Additional Paid-In Capital Stock repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Statement of Income Location, Balance [Axis] Income Statement Location [Axis] Trading Symbol Trading Symbol Radiopharmaceutical Oncology Radiopharmaceutical Oncology [Member] Total radiopharmaceutical oncology Intangible Asset, Finite-Lived [Table] Schedule of Finite-Lived Intangible Assets [Table] Property, Plant and Equipment Disclosure [Text Block] Property, Plant and Equipment, Net Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] Assets Held for Sale Disposal Group, Including Discontinued Operation, Commission Expense Disposal Group, Including Discontinued Operation, Commission Expense Commission expense Schedule of Finite-Lived Intangible Assets [Table Text Block] Schedule of Finite-Lived Intangible Assets Currently Marketed Product Currently Marketed Product [Member] Currently marketed products Employee-related Liabilities, Current Compensation and benefits Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Line of credit facility, unused capacity, commitment fee percentage Selling and Marketing Expense Sales and marketing Debt Instrument, Covenant Compliance, Percentage Of Additional Interest Upon Noncompliance Debt Instrument, Covenant Compliance, Percentage Of Additional Interest Upon Noncompliance Debt instrument, covenant percentage of additional interest Two Thousand Twenty Five Share Purchase Program [Member] 2025 share purchase program. 2025 Share Purchase Program Two Thousand Twenty Five Share Purchase Program Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Summary of Fair Value of Assets Acquired and Liabilities Assumed Business Acquisition [Axis] Business Acquisition [Axis] Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Vesting of restricted stock units (in shares) Commercialization Milestones [Member] Commercialization milestones. Commercialization Milestone Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Maximum [Member] Maximum Debt Instrument, Convertible, Conversion Ratio Conversion ratio Liabilities, Fair Value Disclosure Total liabilities Statistical Measurement [Axis] Statistical Measurement [Axis] Finite-Lived Intangible Assets, Accumulated Amortization Amortizable, Accumulated Amortization Common Stock, Value, Issued Common stock ($0.01 par value; 250,000 shares authorized; 71,770 shares and 70,905 shares issued and outstanding at September 30, 2025, and December 31, 2024, respectively) Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] Payment to Investment in Equity Securities Payment to investment in equity securities. Purchase amount in investment in equity securities Payments For Asset Acquisitions Payments For Asset Acquisitions Payment for acquisitions Payments to Acquire Other Productive Assets Acquisition of assets, net Secured Overnight Financing Rate (SOFR) [Member] SOFR Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Assets Held for Sale Stock Issued During Period, Shares, Options Exercises During Period and Employee Stock Ownership Plan Stock Issued During Period, Shares, Options Exercises During Period and Employee Stock Ownership Plan Stock option exercises and employee stock plan purchases (in shares) Amortization of Debt Issuance Costs Amortization of debt-related costs Deferred Compensation Arrangement with Individual, Maximum Percentage Of Board Fees Deferred Compensation Arrangement with Individual, Maximum Percentage Of Board Fees Percentage of board fees Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of 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Long-Term Debt and Lease Obligation Long-term debt and other borrowings, net of current portion Total long-term debt and other borrowings, net of current portion Operating Lease, Liability, Noncurrent Operating lease liabilities Fair Value, Inputs, Level 1 [Member] Level 1 Net Cash Provided by (Used in) Financing Activities Net cash used in financing activities Unamortized Debt Issuance Expense Unamortized debt issuance costs Developed Technology Rights [Member] Developed technology Deferred Income Tax Liabilities, Net Long-term deferred tax liabilities Accounts receivable, other Business Combination, Recognized Asset Acquired, Receivable, Current Entity Interactive Data Current Entity Interactive Data Current Statement of Income Location, Balance [Domain] Income Statement Location [Domain] Asset Acquisition [Line Items] Asset Acquisition [Line Items] Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Reportable Segment Reportable Segment [Member] Reportable Segment Increase (Decrease) in Other Noncurrent Liabilities Long-term income tax payable and other long-term liabilities Sales Milestones Sales Milestones [Member] Sales Milestones Entity Tax Identification Number Entity Tax Identification Number Development and Commercialization Milestones [Member] Development and commercialization milestones. 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Equity Method Investment Shares Outstanding Debt Instrument, Convertible, Threshold Trading Days Threshold trading days Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Revenue from Contract with Customer, Excluding Assessed Tax Revenues Revenues Other Precision Diagnostics Other Precision Diagnostics [Member] Other precision diagnostics Earnings Per Share, Basic, by Common Class, Including Two-Class Method [Table] Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table] Asset Retirement Obligation, Adjustment to Fair Value Asset Retirement Obligation, Adjustment to Fair Value Adjustment to the fair value of asset retirement obligation Agreement with Perspective Therapeutics, Inc Agreement with Perspective Therapeutics, Inc [Member] Agreement with Perspective Therapeutics, Inc Accrued Professional Fees, Current Accrued professional fees Entity Emerging Growth Company Entity Emerging Growth Company Indefinite-Lived Intangible Assets [Axis]