Business Acquisition [Axis] Business Acquisition [Axis] Revision of Prior Period [Axis] Revision of Prior Period [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Total future minimum lease payments Lessee, Operating Lease, Liability, to be Paid Entity Address, Postal Zip Code Entity Address, Postal Zip Code Finance right-of-use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization HalioDx Inc. HalioDx Inc. [Member] HalioDx Inc. Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Finance lease liabilities Finance Lease, Liability Line of credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Income Tax Disclosure [Abstract] Deferred revenue Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue Prepaids and other current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets Right-of-use assets, financing lease Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Financing Lease, Right-Of-Use Asset Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Financing Lease, Right-Of-Use Asset Other Income and Expenses [Abstract] Investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Schedule of Other Income (Loss), net Schedule of Other Nonoperating Income (Expense) [Table Text Block] Proceeds from sale of equity securities Proceeds from Divestiture of Interest in Subsidiaries and Affiliates Financial Instruments [Domain] Financial Instruments [Domain] Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Statistical Measurement [Domain] Statistical Measurement [Domain] Interest rate, stated percentage Debt Instrument, Interest Rate, Stated Percentage Discount rate Operating Lease, Weighted Average Discount Rate, Percent Additional paid-in capital Additional Paid in Capital, Common Stock Issuance of common stock for acquisition (in shares) Stock Issued During Period, Shares, Acquisitions Debt repayment Repayments of Debt Property and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Cash paid for tax Income Taxes Paid Net loss Net loss Net loss Net Income (Loss) Attributable to Parent Measurement Input Type [Domain] Measurement Input Type [Domain] Outstanding shares of common stock equivalents that have been excluded from diluted net loss per common share Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Shares of common stock subject to outstanding options (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Subsequent Event Type [Axis] Subsequent Event Type [Axis] HalioDx customer relationships HalioDx Customer Relationships [Member] HalioDx Customer Relationships Equity Component [Domain] Equity Component [Domain] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Secured Debt Secured Debt [Member] Discount rate Measurement Input, Discount Rate [Member] Term of lease Lessee, Operating Lease, Lease Not yet Commenced, Term of Contract Related Party [Domain] Related Party [Domain] Silicon Valley Bank Silicon Valley Bank [Member] Represents Silicon Valley Bank. Supplementary cash flow information: Supplemental Cash Flow Information [Abstract] Number of operating segments Number of Operating Segments Lease Contractual Term [Domain] Lease Contractual Term [Domain] Revision of Prior Period, Reclassification, Adjustment Revision of Prior Period, Reclassification, Adjustment [Member] Remainder of 2022 Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Entity Address, State or Province Entity Address, State or Province Employee stock purchase plan Employee Stock [Member] Other comprehensive loss: Other Comprehensive Income (Loss), Net of Tax [Abstract] Award Type [Axis] Award Type [Axis] HalioDx HalioDx [Member] HalioDx SAS Net cash used in operating activities Net Cash Provided by (Used in) Operating Activities LymphMark product technology LymphMark Product Technology [Member] Represents LymphMark product technology. Current portion of operating lease liabilities Less: short-term lease liabilities Operating Lease, Liability, Current Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Purchase of short-term investments Payments to Acquire Held-to-Maturity Securities Stock-based compensation expense (non-employee) Adjustments To Additional Paid In Capital, Share Based Compensation, Non Employee Amount of increase In additional paid-in capital (APIC) resulting from non-employee stock-based compensation expense. Lender Name [Axis] Lender Name [Axis] Accounts receivable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables Property and equipment, net Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Raw materials and finished diagnostic kits Inventory, Work in Process and Raw Materials Stock-based compensation expense (employee) Adjustments To Additional Paid In Capital, Share Based Compensation, Employee Amount of increase in additional paid-in capital (APIC) resulting from employee stock-based compensation expense. Total liabilities Liabilities Weighted average remaining lease term Operating Lease, Weighted Average Remaining Lease Term Dr. Tina S. Nova, Ph.D. Dr. Tina S. Nova, Ph.D. [Member] Dr. Tina S. Nova, Ph.D. Measurement period adjustments, increase to goodwill Goodwill, Purchase Accounting Adjustments Equity interest acquired Business Acquisition, Percentage of Voting Interests Acquired Cash and cash equivalents Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Operating Leases Operating Leased Assets [Line Items] Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Percepta product technology Percepta Product Technology [Member] Percepta Technology [Member] Revolving Credit Facility Revolving Credit Facility [Member] Revenue Recognition and Cost of Revenue Revenue from Contract with Customer [Policy Text Block] Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Document Type Document Type Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Acquisition of HalioDx, net of cash acquired Payments to Acquire Business Two, Net of Cash Acquired Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Debt Debt Disclosure [Text Block] Product and Service [Domain] Product and Service [Domain] Operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Entity Shell Company Entity Shell Company Benefit from income taxes Deferred Income Tax Expense (Benefit) 2023 Lessee, Operating Lease, Liability, to be Paid, Year One Shares transferred in acquisition (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Financial Instrument [Axis] Financial Instrument [Axis] Finance Lease, Liability, Statement of Financial Position [Extensible List] Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration] Subsequent Event Subsequent Event [Member] Revenue Revenue Benchmark [Member] Document Period End Date Document Period End Date Issuance costs Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs Net identifiable assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Total assets Assets Debt Disclosure [Abstract] Earnings Per Share [Abstract] Term Loan Advance Term Loan Advance [Member] Represents term loan advance. Antidilutive Securities [Axis] Antidilutive Securities [Axis] Thereafter Finite-Lived Intangible Asset, Expected Amortization, After Year Four Finite-Lived Intangible Asset, Expected Amortization, After Year Four Accrued liabilities Total accrued liabilities Accrued Liabilities, Current Current portion of long-term debt Long-Term Debt, Current Maturities Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Restricted cash Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Restricted Cash Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Restricted Cash Accrued compensation expenses Employee-related Liabilities, Current Line of credit Line of Credit [Member] HalioDx customer backlog HalioDx Customer Backlog [Member] HalioDx Customer Backlog HalioDx SAS HalioDx SAS [Member] HalioDx SAS Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Stockholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Prepaid expenses and other current assets Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Net Loss Per Common Share Earnings Per Share [Text Block] Customer [Axis] Customer [Axis] French research tax credits Other Nonoperating Income (Expense), Foreign Tax Credit Foreign Tax Credit, Nonoperating Balance Sheet Components Supplemental Balance Sheet Disclosures [Text Block] Operating lease liabilities Increase (Decrease) in Operating Lease Liability Award Type [Domain] Award Type [Domain] Lab supplies and reagents consumed Inventory, Finished Goods, Gross Financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Entity Registrant Name Entity Registrant Name Other Other Nonoperating Income (Expense), Other Other Nonoperating Income (Expense), Other Decipher product technology Decipher BioSciences Product Technology [Member] Decipher BioSciences Product Technology Supplies inventory Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory Entity Address, City or Town Entity Address, City or Town Issuance of common stock on exercise of stock options and vesting of restricted stock units (in shares) Share-Based Compensation Arrangement By Share-Based Payment Award, Options And Non-Option Equity Instruments, Exercises In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Options And Non-Option Equity Instruments, Exercises In Period Operating expenses: Operating Expenses [Abstract] Minimum Minimum [Member] Financing lease liability, net of current portion Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Financing Lease Liability Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Financing Lease Liability Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Entity Emerging Growth Company Entity Emerging Growth Company Common stock, par value (in USD per share) Common Stock, Par or Stated Value Per Share Commitments and Contingencies Disclosure [Abstract] nCounter Dx license nCounter Dx License [Member] nCounter Dx License [Member] Fair Value Measurements Fair Value Disclosures [Text Block] Trading Symbol Trading Symbol Entity File Number Entity File Number Interest on end-of-term debt obligation Debt Instrument, End Of Term Payment Interest Amount And Prepayment Penalty Debt Instrument, End Of Term Payment Interest Amount And Prepayment Penalty Loss on currency revaluation Other Nonoperating Income (Expense), Foreign Currency Translation Gain (Loss) Foreign Currency Translation Gain (Loss), Nonoperating 2026 Finite-Lived Intangible Asset, Expected Amortization, Year Four Deferred revenue, net of current portion Contract with Customer, Liability, Noncurrent Research and development Research and Development Expense Restricted stock units Restricted Stock Units (RSUs) [Member] Prosigna customer relationships Prosigna Customer Relationships [Member] Represents Prosigna customer relationships. Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Right-of-use assets, operating lease Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease, Right-Of-Use Asset Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease, Right-Of-Use Asset Use of Estimates Use of Estimates, Policy [Policy Text Block] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Business Combinations Business Combination Disclosure [Text Block] Periodic payment terms, balloon payment to be paid Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid Accounts payable Increase (Decrease) in Accounts Payable London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Total purchase price Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net Concentration risk Concentration Risk, Percentage Probability of achievement Measurement Input, Probability Of Achievement [Member] Measurement input using probability of achievement. Short-term investments Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss Incurred liabilities in acquisition Business Combination, Consideration Transferred, Liabilities Incurred Income Taxes Income Tax Disclosure [Text Block] Credit Facility [Domain] Credit Facility [Domain] Total intangible assets Intangible Assets, Gross (Excluding Goodwill) Intangible asset amortization Amortization of Intangible Assets Interest paid on debt Interest Paid, Excluding Capitalized Interest, Operating Activities Net loss per common share, basic (in USD per share) Earnings Per Share, Basic 2025 Lessee, Operating Lease, Liability, to be Paid, Year Three Medicare Medicare [Member] Represents Medicare. Accounts payable Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable Concentration Risk Type [Domain] Concentration Risk Type [Domain] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Selling and marketing Selling and Marketing Expense Total stockholders’ equity Balance at beginning of period Balance at end of period Stockholders' Equity Attributable to Parent Issuance of common stock on exercise of stock options and vesting of restricted stock units Share-Based Compensation Arrangement By Share-Based Payment Award, Value, Options And Non-Option Equity Instruments, Exercises In Period Share-Based Compensation Arrangement By Share-Based Payment Award, Value, Options And Non-Option Equity Instruments, Exercises In Period Lease Contractual Term [Axis] Lease Contractual Term [Axis] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Equity Interest Issued or Issuable, Type [Domain] Equity Interest Issued or Issuable, Type [Domain] Entity Interactive Data Current Entity Interactive Data Current Dr. Robert S. Epstein, M.D., M.S. Dr. Robert S. Epstein, M.D., M.S. [Member] Dr. Robert S. Epstein, M.D., M.S. Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] 2025 Finite-Lived Intangible Asset, Expected Amortization, Year Three Money Market Funds Money Market Funds [Member] Accumulated Deficit Retained Earnings [Member] Decrease in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Common Stock Common Stock [Member] Other comprehensive loss Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Schedule of Operating Lease Expense and Measurement Of Lease Liabilities Lease, Cost [Table Text Block] Shares available for issuance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Acquisition-related contingent consideration, net of current portion Business Combination, Contingent Consideration, Liability Statement [Table] Statement [Table] Issuance of common stock for acquisition Stock Issued During Period, Value, Acquisitions Document Quarterly Report Document Quarterly Report Total identifiable assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Current assets: Assets, Current [Abstract] Operating lease liabilities, net of current portion Long-term lease liabilities Operating Lease, Liability, Noncurrent Fair Value Measurement Inputs and Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Statistical Measurement [Axis] Statistical Measurement [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Accumulated deficit Retained Earnings (Accumulated Deficit) Accrued liabilities Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Accrued Liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Liabilities Accounts receivable Accounts Receivable, after Allowance for Credit Loss, Current Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Equity Components [Axis] Equity Components [Axis] Interest expense Other Nonoperating Income (Expense), Interest Expense Interest Expense, Nonoperating Sale of common stock in a public offering, net of offering costs (in shares) Stock Issued And Sold During Period, Shares, In Private Placement Number of shares issued and sold during the period in a private placement. Revision of Prior Period [Domain] Revision of Prior Period [Domain] Document Fiscal Year Focus Document Fiscal Year Focus Statement [Line Items] Statement [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Current portion of acquisition-related contingent consideration Short term contingent considerations Business Combination, Contingent Consideration, Liability, Current Variable Rate [Domain] Variable Rate [Domain] End-of-term debt obligation Debt Instrument, End Of Term Payment, Interest Amount Debt Instrument, End Of Term Payment, Interest Amount Gross Carrying Amount Finite-Lived Intangible Assets, Gross Revaluation of acquisition-related contingent consideration Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability Product revenue Product [Member] Right-of-use assets, operating leases Operating Lease, Right-of-Use Asset Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Operating lease expense Operating Lease, Expense Document Transition Report Document Transition Report Local Phone Number Local Phone Number Loss from operations Operating Income (Loss) Annual rent Lessee, Operating Lease, Lease Not Yet Commenced, Annual Undiscounted Amount Lessee, Operating Lease, Lease Not Yet Commenced, Annual Undiscounted Amount Supplies and inventory Increase (Decrease) in Inventories Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Pension Liability Pension and Other Postretirement Plans, Pensions, Policy [Policy Text Block] Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Contingent consideration, changes in fair value Business Combination, Contingent Consideration, Liability, Fair Value Adjustment Business Combination, Contingent Consideration, Liability, Fair Value Adjustment Goodwill Goodwill Goodwill Balance Sheet Related Disclosures [Abstract] Long-Lived Tangible Asset [Axis] Long-Lived Tangible Asset [Axis] Adjustments to reconcile net loss to net cash used in operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Income tax benefit Income Tax Expense (Benefit) Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Deferred tax liabilities Deferred Income Tax Liabilities, Net Preferred stock, par value (in USD per share) Preferred Stock, Par or Stated Value Per Share 2026 Lessee, Operating Lease, Liability, to be Paid, Year Four Income Statement [Abstract] Income Statement [Abstract] Additional Paid-in Capital Additional Paid-in Capital [Member] Document Fiscal Period Focus Document Fiscal Period Focus Contract manufacturing and testing Biopharmaceutical And Other - Contract Manufacturing And Testing [Member] Biopharmaceutical And Other - Contract Manufacturing And Testing Cash and Cash Equivalents Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy [Policy Text Block] Shares used to compute net loss per common share, diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Accounts receivable Accounts Receivable [Member] Common stock, $0.001 par value; 125,000,000 shares authorized, 71,741,517 and 71,123,108 shares issued and outstanding as of September 30, 2022 and December 31, 2021, respectively Common Stock, Value, Issued Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Biopharmaceutical and other revenue Biopharmaceutical And Other [Member] Represents biopharmaceutical. Schedule of Outstanding Common Stock Equivalents Excluded From Diluted Net Loss Per Common Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Impairment of intangible assets Impairment of Intangible Assets, Finite-Lived Cash, cash equivalents and restricted cash at beginning of period Cash, cash equivalents and restricted cash at end of period Total cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Change in currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Current liabilities: Liabilities, Current [Abstract] Proceeds from the exercise of common stock options and employee stock purchases Proceeds from Stock Options Exercised Common stock, shares issued (in shares) Common Stock, Shares, Issued Current portion of deferred revenue Contract with Customer, Liability, Current Purchases of property and equipment included in accounts payable and accrued liability Capital Expenditures Incurred but Not yet Paid Effect of foreign currency on operations Foreign Currency Transaction Gain (Loss), before Tax Long-term debt Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-Term Debt 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] Amendment Flag Amendment Flag Weighted Average Remaining Amortization Period (Years) Finite-Lived Intangible Asset, Useful Life Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Debt principal Debt Instrument, Face Amount Short-Term Investments Investment, Policy [Policy Text Block] Issuance of common stock under ESPP Stock Issued During Period, Value, Employee Stock Purchase Plan Net comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Entity Current Reporting Status Entity Current Reporting Status Current portion of other liabilities Other Liabilities, Current Deferred tax liability Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Other assets Other Assets, Noncurrent Concentrations of Credit Risk and Other Risks and Uncertainties Concentrations Of Credit And Other Risks And Uncertainties [Policy Text Block] Disclosure of accounting policy for concentrations of credit risk and other risks and uncertainties. Noncash lease expense Noncash Lease Expense The noncash portion of lease expense. Security deposit Security Deposit Depreciation and amortization Depreciation, Depletion and Amortization Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Issuance of common stock under ESPP (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Schedule of Fair Values of Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Options issued and outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Finite-lived intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Effect of foreign currency on cash, cash equivalents and restricted cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations Accrued liabilities and deferred revenue Increase (Decrease) In Accrued Liabilities And Deferred Revenue Increase (Decrease) In Accrued Liabilities And Deferred Revenue Cash paid for amounts included in the measurement of lease liabilities Operating Lease, Payments Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] Defined Benefit Plan, Type [Extensible List] Defined Benefit Plan, Type [Extensible Enumeration] Payment of long-term debt Repayments of Long-Term Debt Schedule of Future Aggregate Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Other assets Increase (Decrease) in Other Noncurrent Assets Long-term debt balance outstanding Total debt obligation Long-Term Debt Other income (loss), net Other income (loss), net Other Nonoperating Income (Expense) Common stock, shares authorized (in shares) Common Stock, Shares Authorized HalioDx developed technology HalioDX Developed Technology [Member] HalioDX Developed Technology Operating lease liability, net of current portion Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Operating Lease Liability Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Operating Lease Liability Statement of Comprehensive Income [Abstract] Maximum Maximum [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Thereafter Lessee, Operating Lease, Liability, To Be Paid, Due After Year Four Lessee, Operating Lease, Liability, To Be Paid, Due After Year Four Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Restricted cash Restricted cash Long term deposit Restricted Cash and Cash Equivalents, Noncurrent Cash and cash equivalents Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Total current assets Assets, Current Business Acquisition [Line Items] Business Acquisition [Line Items] Entity Small Business Entity Small Business Balance at beginning of period (in shares) Balance at end of period (in shares) Shares, Outstanding Shares of common stock subject to outstanding options Employee And Non Employee Stock Option [Member] An arrangement whereby an employee or non-employee is entitled to receive in the future, subject to vesting and other restrictions, number of shares in the entity at a specified price, as defined in the agreement. Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Revenue: Revenues [Abstract] Total Finite-Lived Intangible Assets, Net Customers Representing >10% Of Total Revenue Major Customers [Member] Major Customers Line of Credit Facility [Table] Line of Credit Facility [Table] Indefinite-lived intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets Schedule of Third-party Payers as a Percentage of Total Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Accounts receivable Increase (Decrease) in Accounts Receivable Title of 12(b) Security Title of 12(b) Security Headquarters And Laboratory Facilities South San Francisco and San Diego, California, Austin, Texas, Marseille, France and Richmond, Virginia Headquarters And Laboratory Facilities South San Francisco And San Diego, California, Austin, Texas, Marseille, France And Richmond, Virginia [Member] Headquarters And Laboratory Facilities South San Francisco And San Diego, California, Austin, Texas, Marseille, France And Richmond, Virginia Headquarters And Laboratory Facilities South San Francisco Headquarters And Laboratory Facilities South San Francisco [Member] Headquarters And Laboratory Facilities South San Francisco Total operating expenses Costs and Expenses Debt Instrument [Line Items] Debt Instrument [Line Items] Class of Stock [Line Items] Class of Stock [Line Items] Present value of future lease payments Operating Lease, Liability Schedule of Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] 2024 Finite-Lived Intangible Asset, Expected Amortization, Year Two Liabilities and Stockholders’ Equity Liabilities and Equity [Abstract] Proceeds from maturity of short-term investments Proceeds from Sale and Maturity of Held-to-Maturity Securities Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Supplies and inventory Inventory, Net Accounts payable Accounts Payable, Current Short-term investments, allowance for expected credit losses Debt Securities, Held-to-Maturity, Allowance for Credit Loss Entity Filer Category Entity Filer Category Shares used to compute net loss per common share, basic (in shares) Weighted Average Number of Shares Outstanding, Basic Other assets Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Other Assets Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Other Assets Commitments and contingencies Commitments and Contingencies Sale of common stock in a public offering, net of offering costs Stock Issued And Sold During Period, Value, In Private Placement Value of shares issued and sold during the period in a private placement. Security Exchange Name Security Exchange Name Interest income Other Nonoperating Income (Expense), Interest Income Other Nonoperating Income (Expense), Interest Income Decipher Biosciences Decipher Biosciences [Member] Decipher Biosciences Acquisition Issuance of common stock for acquisition of HalioDx Stock Issued Preferred stock, $0.001 par value; 5,000,000 shares authorized, no shares issued and outstanding as of September 30, 2022 and December 31, 2021 Preferred Stock, Value, Issued Schedule of Net Debt Obligation Schedule of Debt [Table Text Block] Total revenue Revenue from Contract with Customer, Excluding Assessed Tax Schedule of Operating Leased Assets [Table] Schedule of Operating Leased Assets [Table] Value of shares transferred in acquisition Value of shares issued in acquisition Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Total number of shares reserved for issuance (in shares) Common Stock, Capital Shares Reserved for Future Issuance Cover [Abstract] Cover [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Additional cash to be paid Business Combination, Contingent Consideration, Cash To Be Paid Business Combination, Contingent Consideration, Cash To Be Paid Short-term investments, fair value Debt Securities, Held-to-Maturity, Fair Value Business Combinations [Abstract] Stock-based compensation expense (ESPP) Adjustments To Additional Paid In Capital, Share Based Compensation, ESPP Amount of increase in additional paid-in capital (APIC) resulting from ESPP stock-based compensation expense. Decipher trade names Decipher Biosciences Trade Names [Member] Decipher Biosciences Trade Names Payment of taxes on vested restricted stock units Payment, Tax Withholding, Share-Based Payment Arrangement Total liabilities and stockholders’ equity Liabilities and Equity Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Related Party [Axis] Related Party [Axis] Organization, Consolidation and Presentation of Financial Statements [Abstract] Acquisition of Decipher Biosciences, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Current Fiscal Year End Date Current Fiscal Year End Date Less: amount representing interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Net loss per common share, diluted (in USD per share) Earnings Per Share, Diluted Intangible assets, net Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Components of Other Income (Loss) Other Nonoperating Income and Expense [Text Block] Loss on disposal of property and equipment Gain (Loss) on Disposition of Property Plant Equipment Current portion of operating lease liability Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Current Operating Lease Liability Business Combination, Recognized Identifiable Asset Acquired And Liability Assumed, Current Operating Lease Liability Schedule of Reserved Shares of Common Stock for Issuance Schedule of Stock by Class [Table Text Block] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Total current liabilities Liabilities, Current 2024 Lessee, Operating Lease, Liability, to be Paid, Year Two Customer concentration risk Customer Concentration Risk [Member] NanoString NanoString [Member] Represents NanoString. Schedule of Future Minimum Lease Payments Under Non-cancelable Operating Leases Lessee, Operating Lease, Liability, Maturity [Table Text Block] Entity Address, Address Line Two Entity Address, Address Line Two Testing revenue Testing [Member] Represents testing. 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