Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Title of 12(b) Security Title of 12(b) Security Net loss attributable to Maravai LifeSciences Holdings, Inc., diluted Net Income (Loss) Available to Common Stockholders, Diluted Document Fiscal Year Focus Document Fiscal Year Focus Merger and acquisition related expenses Business Combination, Acquisition-Related Cost, Expense Professional Fees Other Restructuring Costs Accounts Receivable, net Accounts Receivable Benchmark [Member] Accounts Receivable Benchmark Adjustment to Compensation, Amount Adjustment to Compensation Amount Non-cash benefit (charges) Restructuring Reserve, Settled Without Cash, Benefit (Charge) Restructuring Reserve, Settled Without Cash, Benefit (Charge) Customer [Axis] Customer [Axis] Segment Reporting [Abstract] Restructuring Plan [Axis] Restructuring Plan [Axis] Summary of Fair Value of Assets Measured on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Common stock Common Stock, Value, Issued Summary of Long-Term Debt Schedule of Long-Term Debt Instruments [Table Text Block] Requisite service period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Requisite Service Period Acquisition integration costs Business Combination, Integration-Related Cost, Expense Nacalai USA, Inc. 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Pfizer, Inc [Member] Pfizer, Inc Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Money market funds Cash and Cash Equivalents, Fair Value Disclosure Total stockholders’ equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Adjusted EBITDA for reportable segments Adjusted Earnings Before Interest, Taxes, Depreciation, And Amortization Adjusted Earnings Before Interest, Taxes, Depreciation, And Amortization Business Combination [Line Items] Business Combination [Line Items] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Other income (expense): Other Income and Expenses [Abstract] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Schedule of Product Information [Table] Nature of Operation, Product Information, Concentration of Risk [Table] Exercise Price Award Exercise Price Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Related Party Transaction [Axis] Related Party Transaction [Axis] Segment Reporting [Line Items] Segment Reporting [Line Items] Leverage Ratio Component [Axis] Leverage Ratio Component [Axis] Leverage Ratio Component Unrecognized compensation Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Document Quarterly Report Document Quarterly Report Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Segments [Domain] Segments [Domain] Long-Term Debt Debt Disclosure [Text Block] Principal repayments of long-term debt Repayments of Long-Term Debt Charges (benefit) Restructuring Charges (Benefit) Restructuring Charges (Benefit) Unamortized issuance costs Less: unamortized debt discount and issuance costs Debt Issuance Costs, Net Topco LLC Maravai Topco Holdings, LLC [Member] Maravai Topco Holdings, LLC Summary of Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Balance as of December 31, 2025 Balance as of June 30, 2026 Restructuring Reserve Business Combination [Table] Business Combination [Table] Acquisitions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Term Loan Secured Debt [Member] Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Total operating expenses Costs and Expenses Adoption Date Trading Arrangement Adoption Date Thereafter Long-Term Debt, Maturity, after Year Five Counterparty Name [Domain] Counterparty Name [Domain] Total stockholders’ equity attributable to Maravai LifeSciences Holdings, Inc. 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Seqirus Inc. [Member] Seqirus Inc. Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Income Tax Examination [Table] Income Tax, Examination [Table] Corporate costs Corporate Costs, Net Of Eliminations Corporate Costs, Net Of Eliminations Impairment Asset, Impairment Loss Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Restructuring costs Restructuring Costs Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common stock, shares issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Equity Components [Axis] Equity Components [Axis] Accounts receivable Increase (Decrease) in Accounts Receivable Related Party Related Party [Member] Class of Stock [Line Items] Class of Stock [Line Items] Cash refunded for income taxes, net Income Tax Paid, after Refund Received Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Class A Common Stock Common Class A [Member] Entity Interactive Data Current Entity Interactive Data Current Variable Rate [Axis] Variable Rate [Axis] Net loss attributable to non-controlling interests Net Income (Loss) Attributable to Noncontrolling Interest Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Entity Small Business Entity Small Business Total comprehensive loss attributable to Maravai LifeSciences Holdings, Inc. 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[Line Items] Long-term debt, less current portion Total long-term debt, less current portion Long-Term Debt, Excluding Current Maturities Cost of revenue Cost of Revenue Award Type [Axis] Award Type [Axis] Periodic payment, percentage of principal Debt Instrument Periodic Payment, Percentage Of Principal Debt Instrument Periodic Payment, Percentage Of Principal Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Retained earnings (accumulated deficit) Retained Earnings (Accumulated Deficit) Restructuring and Related Activities [Abstract] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Potential consideration payments Business Combination, Contingent Consideration, Liability Severance and Other Employee Costs (Benefit) Employee Severance [Member] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Organization and Significant Accounting Policies Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Cover [Abstract] Number of positions eliminated, period percent Restructuring and Related Cost, Number of Positions Eliminated, Period Percent Due within the next 12 months Unrecorded Unconditional Purchase Obligation, Due in Next Rolling 12 Months Concentration risk Concentration Risk, Percentage Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Equity Awards Adjustments Equity Awards Adjustments [Member] Total liabilities and stockholders’ equity Liabilities and Equity Percentage of tax benefits paid Tax Receivable Agreement, Percentage Of Tax Benefits Paid Tax Receivable Agreement, Percentage Of Tax Benefits Paid Stock options Share-Based Payment Arrangement, Option [Member] Non-controlling interest Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Related Party [Domain] Related and Nonrelated Parties [Domain] Restructuring Total Restructuring Charges Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Additional paid-in capital Additional Paid in Capital Other long-term liabilities Increase (Decrease) in Other Noncurrent Liabilities Other expense Other Nonoperating Income (Expense) Basis stepdown Debt Instrument, Basis Spread on Variable Rate, Stepdown Debt Instrument, Basis Spread on Variable Rate, Stepdown Name Awards Close in Time to MNPI Disclosures, Individual Name Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Taxes paid for shares withheld under employee equity plans, net of proceeds from issuance of Class A common stock Share-Based Payment Arrangement, Value, Shares Withheld For Tax Withholding Obligation Share-Based Payment Arrangement, Value, Shares Withheld For Tax Withholding Obligation General and administrative General and Administrative Expense Business Combination, Contingent Consideration, Type [Domain] Business Combination, Contingent Consideration, Type [Domain] Adjustment to Compensation: Adjustment to Compensation [Axis] Class of Stock [Domain] Class of Stock [Domain] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activity Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Credit Facility [Axis] Credit Facility [Axis] Restructuring Restructuring and Related Activities Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Other adjustments: Other Adjustments [Abstract] Other Adjustments Payable to related parties pursuant to the Tax Receivable Agreement, less current portion Accounts Payable Debt instrument, covenant, excess cash threshold amount Debt Instrument, Covenant, Excess Cash Threshold, Amount Debt Instrument, Covenant, Excess Cash Threshold, Amount Less: loss attributable to common non-controlling interests Net Income (Loss) Attributable to Common Noncontrolling Interest Net Income (Loss) Attributable to Common Noncontrolling Interest Name Measure Name Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other Other Noncash Income (Expense) Debt Instrument [Line Items] Debt Instrument [Line Items] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Consideration transferred Business Combination, Consideration Transferred Additional Paid-In Capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Goodwill impairment Goodwill impairment Goodwill, Impairment Loss Cygnus Cygnus Segment [Member] Cygnus Segment Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Raw materials Inventory, Raw Materials, Net of Reserves Prior Credit Agreement Prior Credit Agreement [Member] Prior Credit Agreement Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Company Selected Measure Amount Company Selected Measure Amount SOFR Secured Overnight Financing Rate (SOFR) [Member] Entity Address, Address Line Two Entity Address, Address Line Two Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Net loss Net loss Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 2031 Long-Term Debt, Maturity, Year Five Current assets: Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Entity Address, Address Line One Entity Address, Address Line One Right-of-use assets obtained in exchange for operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability North America North America [Member] Income tax benefit Income tax expense (benefit) Income Tax Expense (Benefit) Customer Concentration Risk Customer Concentration Risk [Member] Officinae Bio Officinae Bio [Member] Officinae Bio Award Timing Method Award Timing Method [Text Block] Unaudited Interim Condensed Consolidated Financial Statements and Non-Controlling Interests Consolidation, Policy [Policy Text Block] Net decrease in cash, cash equivalents, and restricted cash Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Basis spread floor Debt Instrument, Basis Spread on Variable Rate, Floor Debt Instrument, Basis Spread on Variable Rate, Floor Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Net loss attributable to Maravai LifeSciences Holdings, Inc. Net Income (Loss) Attributable to Parent Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Amounts purchased under these obligations Unrecorded Unconditional Purchase Obligation, Purchases Statement [Table] Statement [Table] Restatement Determination Date: Restatement Determination Date [Axis] Interest income Investment Income, Interest Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block]