Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Title of 12(b) Security Title of 12(b) Security Net income attributable to Porch used to compute net income attributable to Porch per share - diluted Net Income (Loss) Available to Common Stockholders, Diluted Subsequent Event Subsequent Event [Member] Parent, Including Variable Interest Entity, Primary Beneficiary Parent, Including Variable Interest Entity, Primary Beneficiary [Member] Parent, Including Variable Interest Entity, Primary Beneficiary Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument [Axis] Financial Instrument [Axis] Segment Reporting [Abstract] Segment Reporting [Abstract] Contingent Consideration - Business Combinations Contingently Issuable Shares In Connection With Acquisitions [Member] Represents information relating to contingent consideration business combination. Maturities, sales of short-term and long-term investments Proceeds from Sale, Maturity and Collection of Investments Derivative Instrument [Axis] Derivative Instrument [Axis] Advance premiums Reinsurance Payable Conversion price (in usd per share) Debt Instrument, Convertible, Conversion Price Consolidated Entities [Axis] Consolidated Entities [Axis] Depreciation and amortization Depreciation and amortization Depreciation Depletion And Amortization, Adjusted Depreciation Depletion And Amortization, Adjusted Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Change in fair value of private warrant liability Change in fair value of private warrant liability Fair Value Adjustment of Warrants Reinsurer B Reinsurers B [Member] Reinsurers B Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Consolidated Entities [Domain] Consolidated Entities [Domain] Schedule of Cash, Cash Equivalents and Restricted Cash Schedule of Cash and Cash Equivalents [Table Text Block] Gross Unrealized Loss Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Intangible assets, net Intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Tranche One Share-Based Payment Arrangement, Tranche One [Member] Residential warranty services Residential Warranty Services [Member] Represents information relating to Residential Warranty Services. Long-term investments Long-Term Investments Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Purchases of short-term and long-term investments Payments for (Proceeds from) Investments Acquired Payments for (Proceeds from) Investments Acquired Number of reportable segments Number of Reportable Segments Total current liabilities Current liabilities of the Reciprocal Liabilities, Current Impairment effect on earnings per share, after tax - diluted (in usd per share) Impairment Effect On Earnings Per Share, After Tax, Diluted Impairment Effect On Earnings Per Share, After Tax, Diluted Customer relationships Customer Relationships [Member] Commissions payable, reinsurers and agents Reinsurance And Agents Commission Payable The amount of commission payable to reinsurers and agents as at the end of the reporting period. Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Convertible senior unsecured notes, due 2026 Senior Unsecured Convertible Notes, Due 2026 [Member] Represents information relating to Convertible Senior Notes due 2026 ( the "2026 Notes") issued by the company in September 2021. Entity Address, City or Town Entity Address, City or Town Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Stock-Based Compensation Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Intangible Assets, Net Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Accrued expenses and other current liabilities Accrued expenses and other current liabilities at Porch Accrued Expenses And Other Liabilities Current The amount of accrued expenses and other current liabilities. Add provisions (reductions) for losses and LAE occurring in: Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Change in net unrealized loss, net of tax Other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Revenue Benchmark Revenue Benchmark [Member] Debt instrument redemption principal amount Debt Instrument Redemption Principal Amount Debt Instrument Redemption Principal Amount Parent Company Parent Company [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Minimum principal remains outstanding on June 14, 2026 for repurchase Minimum Amount of Convertible Notes Remained Outstanding for Repurchase Represents the minimum amounts remain outstanding for repurchase of notes under repurchase option. Concentration Risk Type [Axis] Concentration Risk Type [Axis] Number of remaining plaintiffs Loss Contingency, Number of Remaining Plaintiffs Loss Contingency, Number of Remaining Plaintiffs Investment Income [Table] Investment Income [Table] Losses and loss adjustment expense reserves Increase (Decrease) In Loss And Loss Adjustment Expense Reserve The amount of increase (decrease) in loss and loss adjustment expense reserve during the period. Formation of Reciprocal Additional Paid In Capital, Formation Of Reciprocal Additional Paid In Capital, Formation Of Reciprocal Use of Estimates Use of Estimates, Policy [Policy Text Block] Schedule of Level 3 Items Measured at Fair Value on a Recurring Basis Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Due after one year through five years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five Document Period End Date Document Period End Date Losses and LAE reserve Reinsurance Recoverables on Unpaid Losses, Gross Aggregate principal amount Debt Instrument, Face Amount Earnings Per Share - Basic Earnings Per Share, Basic [Abstract] Effective interest rate (as a percentage) Debt Instrument, Interest Rate, Effective Percentage Realized gains on investments Realized Investment Gains Amount of realized gain on investment. Intercompany revenue Consolidation, Eliminations [Member] Due after ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10 Reinsurance Recoverable Including Reinsurance Premium Paid Reinsurance Recoverable Including Reinsurance Premium Paid [Member] Non-cash additions of internally developed software Non Cash Additions Of Internally Developed Software Non Cash Additions Of Internally Developed Software Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Change in fair value, loss (gain) included in net income Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Trademarks and tradenames Trademarks and Trade Names [Member] Net Income Attributable To Porch Per Share Earnings Per Share [Text Block] Earnings Per Share [Abstract] Earnings Per Share [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Exercised Total liabilities Liabilities Trading Symbol Trading Symbol Accumulated Other Comprehensive Loss AOCI Including Portion Attributable to Noncontrolling Interest [Member] Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Company Selected Measure Name Company Selected Measure Name Schedule of Restricted Cash and Cash Equivalents Restrictions on Cash and Cash Equivalents [Table Text Block] Contingent consideration remaining term Business Combination, Contingent Consideration, Liability, Remaining Term Business Combination, Contingent Consideration, Liability, Remaining Term Income Tax Disclosure [Abstract] Common shares reserved for future issuance: Common Shares Reserved For Future Issuance [Abstract] No definition available. Concentration Risk [Line Items] Concentration Risk [Line Items] Earnings Per Share - Diluted Earnings Per Share, Diluted [Abstract] Other loan-backed and structured securities Other Loan-Backed And Structured Securities [Member] Represents information pertaining to other loan backed and structured securities. Reserve for unpaid losses and LAE, beginning balance Reserve for unpaid losses and LAE, ending balance Liability for Claims and Claims Adjustment Expense Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Private Warrant Liability Private Warrant Liability [Member] Represents the information relating to private warrant liability. Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Award vesting rights (as a percentage) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Reinsurance balance due Reinsurance balance due Reinsurance Recoverables, Current The amount recoverable within one year under reinsurance contracts. Gross profit Gross Profit Gross Profit Cash, Cash Equivalents and Restricted Cash and Cash Equivalents Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Measurement input (as a percent) Embedded Derivative Liability, Measurement Input Without single maturity date Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost Other assets and liabilities, net Increase (Decrease) in Other Operating Assets and Liabilities, Net Award Timing Predetermined Award Timing Predetermined [Flag] Contract assets expected to be collected after 12 months Accounts Receivable, after Allowance for Credit Loss, Noncurrent Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Net losses and LAE Policyholder Benefits and Claims Incurred, Net Level 1 Fair Value, Inputs, Level 1 [Member] Stock-based compensation costs Adjusted Share-Based Payment Arrangement, Expense Adjusted Share-Based Payment Arrangement, Expense Reserve for unpaid losses and LAE reserve, net of reinsurance recoverables, beginning balance Reserve for unpaid losses and LAE, net of reinsurance recoverable, ending balance Liability for Unpaid Claims and Claims Adjustment Expense, Net Internally developed software Software, Internally Developed [Member] Effective income tax rate provision (benefit) Effective Income Tax Rate Reconciliation, Percent Goodwill, period increase (decrease) Goodwill, Period Increase (Decrease) Conversion ratio Debt Instrument, Convertible, Conversion Ratio Effect of dilutive securities (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Issuance of convertible debt Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature Repurchases of common stock Repurchase and retirement of common stock Stock Repurchased and Retired During Period, Value Ceded losses and LAE Policyholder Benefits and Claims Incurred, Ceded Number of legal proceedings Number Of Legal Proceeding Number Of Legal Proceeding Vesting [Domain] Vesting [Domain] Plan Name [Domain] Plan Name [Domain] Consumer Services Consumer Services [Member] Consumer Services Antidilutive Securities [Axis] Antidilutive Securities [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Deduct payments for losses and LAE occurring in: Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid [Abstract] Due in one year or less Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Investments Investment in Debt and Equity Securities and Other Trading Assets [Text Block] Expiration Date Trading Arrangement Expiration Date Money market mutual funds Cash and Cash Equivalents, Fair Value Disclosure Total stockholders' equity Beginning balance Ending balance Equity, Including Portion Attributable to Noncontrolling Interest Amortized Cost Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost [Abstract] Ceded premiums, written Ceded Premium Written Amount of written premiums ceded to other entities. Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Other Income and Expenses [Abstract] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Other Income (Expense), Net Other Nonoperating Income and Expense [Text Block] Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Write offs of uncollectible accounts Contract with Customer, Write Offs Of Uncollectible Accounts Contract with Customer, Write Offs Of Uncollectible Accounts Segments [Domain] Segments [Domain] Surplus notes outstanding Surplus Notes, Outstanding Surplus Notes, Outstanding Debt Debt Disclosure [Text Block] Reinsurance contract, term Reinsurance Contract, Term Reinsurance Contract, Term Other Business Combination Consideration Transferred Other Business Combination Consideration Transferred Other Finite-Lived Intangible Assets Finite-Lived Intangible Assets [Member] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Principal amount denomination for conversion Debt Instrument Principal Amount Denomination For Conversion Into Common Stock Represents the denomination of the principal amount of debt that is used in conversion calculations. Interest rate (stated) Debt Instrument, Interest Rate, Stated Percentage Porch stockholders' deficit Equity, Attributable to Parent Total shares of common stock outstanding and reserved for future issuance (in shares) Common Stock Shares Outstanding And Reserved For Future Issuance Number of common stock outstanding and reserved for future issuance. Assets Assets [Abstract] Amortized Cost Debt Securities, Available-for-Sale, Amortized Cost Insider Trading Policies and Procedures [Line Items] Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Net incurred losses and LAE during the current year Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims Convertible senior secured notes, due 2028 2028 Notes Senior Secured Convertible Notes 6.75% due 2028 [Member] Represents information pertaining to 6.75% Senior Secured Convertible Notes due 2028. Losses and loss adjustment expense reserves Losses And Loss Adjustment Expense Reserves The amount of losses and loss adjustment expense reserves classified as other. Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Number of operating segments Number of Operating Segments Schedule of Goodwill Balances by Segment Goodwill [Table Text Block] Entity Central Index Key Entity Central Index Key Less: Accumulated depreciation and amortization Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization Accumulated Amortization and Impairment Finite-Lived Intangible Assets, Accumulated Amortization And Impairment Accumulated amount of amortization and impairment of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Schedule of Effects of Reinsurance on Premiums Written, Earned, Incurred Losses and LAE Effects of Reinsurance [Table Text Block] Number of Options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Furniture, office equipment, and other Furniture, Office Equipment And Other [Member] Represents information pertaining to Furniture, office equipment and other. Convertible conversion redemption price (as percentage) Debt Instrument Redemption Price Convertible Conversion Debt Instrument Redemption Price Convertible Conversion Minimum amount of aggregate net cash sales proceeds required for repurchase Minimum Amount of Aggregate Net Cash Sale Proceeds Required for Repurchase of Notes Represents the minimum amount of aggregate net cash sale proceeds required for repurchase of notes. All Individuals All Individuals [Member] Debt instrument, issue price (as a percentage) Debt Instrument, Issue Price Percentage The issue price percentage under the debt instrument agreement. Noncurrent assets of the Reciprocal Assets, Noncurrent Statement [Line Items] Statement [Line Items] Reinsurance balance due Increase (Decrease) in Insurance Settlements Receivable Total assets Assets Reciprocal subscriber contributions Additional Paid In Capital, Reciprocal Subscriber Contributions Additional Paid In Capital, Reciprocal Subscriber Contributions Investment income, net of investment expenses Investment Income, Net Accounts Receivable Accounts Receivable [Policy Text Block] Convertible Debt Convertible Debt [Member] Operating Segments Operating Segments [Member] Interest expense Interest expense Interest Expense, Nonoperating Schedule of Stock-Based Compensation Expense Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Gross unrealized, gains Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax Stock-Based Compensation Share-Based Payment Arrangement [Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Without single maturity date Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value PEO PEO [Member] Beginning balance (in shares) Ending balance (in shares) Shares, Outstanding Other liabilities Other Liabilities, Noncurrent Reinsurer Concentration Risk Reinsurer Concentration Risk [Member] Goodwill Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Convertible debt - 2028 Notes Convertible Debt 2028 [Member] Convertible Debt 2028 Number of securities in an unrealized loss position Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions Accumulated Deficit Retained Earnings [Member] Operating Expenses Operating Expenses Money market mutual funds Money Market Funds [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Award Timing Disclosures [Line Items] Net income attributable to Porch per share - diluted (in usd per share) Earnings Per Share, Diluted Accelerated Share Repurchases [Table] Accelerated Share Repurchases [Table] Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Interest costs capitalized Interest Costs Capitalized Aggregate amortization expense Intangible Asset, Finite-Lived, Amortization Expense Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Intangible Assets and Goodwill Intangible Asset, Finite-Lived [Line Items] Net premiums, written Premiums Written, Net Share-Based Payment Arrangement [Abstract] Share-Based Payment Arrangement [Abstract] Revenue from external customers Revenue from Contract with Customer, Excluding Assessed Tax Schedule of the Activity Impacting the Contract Assets Contract with Customer, Contract Assets [Table Text Block] Tabular disclosure of contract assets from contract with customers. Consolidated Entity, Excluding Consolidated VIE Consolidated Entity, Excluding Consolidated VIE [Member] Repurchase of common stock Stock Repurchased During Period, Value Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Intangible Assets, Gross Intangible Asset, Excluding Goodwill, before Accumulated Amortization Reinsurer A Reinsurers A [Member] Reinsurers A Repayment amount Early Repayment of Senior Debt Interest expense (excluding Reciprocal Segment) Adjusted Interest Expense Nonoperating Adjusted Interest Expense Nonoperating Recurring Recurring [Member] Recurring Other income (expense): Other Nonoperating Income (Expense) [Abstract] Change in fair value of derivatives Derivative, Gain (Loss) on Derivative, Net Operating income (loss) Operating Income (Loss) Schedule of Components of Other Insurance Liabilities, Current Other Insurance Liabilities Current [Table Text Block] Tabular disclosure for other insurance liabilities current. Proceeds from issuance of debt Proceeds from Issuance of Debt Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Add back: Income tax benefit (provision) of Reciprocal Adjusted Income Tax Expense Benefit Adjusted Income Tax Expense Benefit Net Loss Per Share Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Schedule of Reinsurance Balances Due Schedule of Reinsurance Recoverable [Table Text Block] Tabular disclosure of reinsurance recoverable balance due. Customers In Texas Customers In Texas [Member] Represents information relating to customers in Texas. Probabilities of a repurchase Measurement Input, Probabilities of Repurchase [Member] Measurement input using probabilities of a repurchase. Twelve months or greater, gross unrealized loss Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss Reinsurer C Reinsurers C [Member] Reinsurers C Accounts receivable Increase (Decrease) in Accounts Receivable Product and Service [Domain] Product and Service [Domain] Common Stock and Redeemable Convertible Preferred Stock Class of Stock [Line Items] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Variable Interest Entity [Line Items] Variable Interest Entity [Line Items] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Consolidated Entity, Excluding VIE Consolidated Entity, Excluding VIE [Member] Termination Date Trading Arrangement Termination Date Redeemable Noncontrolling Interest Related to the Reciprocal Redeemable Noncontrolling Interest, Equity, Carrying Amount [Abstract] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Description of Business and Summary of Significant Accounting Policies Business Description and Accounting Policies [Text Block] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Current year Current Year Claims and Claims Adjustment Expense Other current liabilities Other Liabilities, Current Accrued expenses Accrued Liabilities, Current Fair Value as of Grant Date Award Grant Date Fair Value Repayments of convertible debt Repayments of Convertible Debt Debt instrument, redemption price (as a percentage) Debt Instrument, Redemption Price, Percentage Goodwill [Table] Goodwill [Table] Outstanding common shares (in shares) Common Stock Shares Other Than Earnout Shares Outstanding Number of common stock shares issued and outstanding. Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Arrangement Duration Trading Arrangement Duration Transactional Transactional [Member] Transactional Consolidation Items [Axis] Consolidation Items [Axis] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Less than twelve months, gross unrealized loss Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Intangible Assets, Gross Intangible Asset, Finite-Lived, before Accumulated Amortization Revenue Total revenue Revenues Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Intangible Asset, Finite-Lived, Class [Domain] Intangible Asset, Finite-Lived, Class [Domain] All Award Types Award Type [Domain] Fair Value Fair Value Disclosures [Text Block] Level 3 Fair Value, Inputs, Level 3 [Member] U.S. Treasuries US Government Agencies Debt Securities [Member] Cash receipts Contract with Customer, Asset, Decrease, Cash Receipt Amount of decrease in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time from cash receipts. Percentage of repurchase price on principal amount of the notes to be repurchased, plus accrued interest (as a percent) Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed Sale price (as percentage) Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Convertible senior secured notes, due 2028 Convertible Senior Secured Notes, Due 2028 [Member] Represents information relating to Convertible Senior Notes due 2028 ( the "2028 Notes") issued by the company in September 2021. Schedule of Related to Stock Option, RSU and PRSU Activity Share-Based Payment Arrangement, Option And Restricted Stock Unit And Performance Restricted Stock Unit Activity [Table Text Block] Tabular disclosure for stock option plans and the number and weighted-average grant date fair value for restricted stock units and performance restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. Accrued expenses and other current liabilities Increase (Decrease) in Accrued Liabilities Balance at December 31, 2025 Balance at June 30, 2026 Contract with Customer, Liability Warranty claims expense Warranty Claims Expense The amount of warranty claims expense during the period. Concentrations Concentration Risk, Credit Risk, Policy [Policy Text Block] Interest expense, debt Interest Expense, Debt Liability Class [Axis] Liability Class [Axis] Cash and cash equivalents, including restricted Cash, cash equivalents, and restricted cash and cash equivalents at beginning of period Cash, cash equivalents, and restricted cash and cash equivalents at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Non-NEOs Non-NEOs [Member] Reinsurance recoverable Reinsurance Recoverable, Net Reinsurance Recoverable, Net Customer [Domain] Customer [Domain] Long-Term Debt, Type [Domain] Long-Term Debt, Type [Domain] Due after five years through ten years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Insurance Services and Reciprocal Segment Insurance Services and Reciprocal Segment [Member] Insurance Services and Reciprocal Segment Repurchase of stock Payments for Repurchase of Common Stock Deferred revenue Contract with Customer, Liability, Current Residential and commercial mortgage-backed securities Collateralized Mortgage-Backed Securities [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Fundamental change Measurement Input, Fundamental Change [Member] Measurement input using fundamental change. Cost of revenue Cost of revenue Cost of Revenue Award Type Award Type [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Accumulated deficit Retained Earnings (Accumulated Deficit) Product and Service [Axis] Product and Service [Axis] Investment income and realized gains and losses, net of investment expenses Investment income and realized gains and losses, net of investment expenses Investment Income And Realized Gains Amount of non operating investment income and realized gains. Threshold trading days Debt Instrument, Convertible, Threshold Trading Days Reportable Segment Reportable Segment [Member] Reportable Segment Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common Stock Common Stock [Member] Fair Value Fair Value Debt securities: Debt Securities, Available-for-Sale Stock-based compensation (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period Contractual interest expense for Notes Interest Expense, Debt, Excluding Amortization Derivative Contract [Domain] Derivative Contract [Domain] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Derivative Option [Axis] Derivative Option [Axis] Information by type of derivative option. Total liabilities, redeemable noncontrolling interest, and stockholders' equity Liabilities and Equity Number of companies, service provided Number Of Companies, Service Provided Number of companies for which software and services provided. Stock Options Stock options Share-Based Payment Arrangement, Option [Member] Noncontrolling interest related to the Reciprocal Equity, Attributable to Noncontrolling Interest Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Asset Class [Axis] Asset Class [Axis] Tabular List, Table Tabular List [Table Text Block] Vesting [Axis] Vesting [Axis] Additional paid-in capital Additional Paid in Capital Reinsurance recoverable on losses and LAE, beginning balance Reinsurance recoverable on losses and LAE, ending balance Reinsurance Recoverable for Unpaid Claims and Claims Adjustments Schedule of Securities With Gross Unrealized Loss Position Unrealized Gain (Loss) on Investments [Table Text Block] Sales taxes payable Sales and Excise Tax Payable, Current Effect of dilutive securities on 2028 Notes (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities 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] Schedule of Other Current Liabilities Other Current Liabilities [Table Text Block] Long-Lived Asset, Class [Domain] Long-Lived Asset, Class [Domain] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Property, Plant, and Equipment [Table] Property, Plant, and Equipment [Table] Adjustment to Compensation: Adjustment to Compensation [Axis] Forfeited, canceled or expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Forfeitures and Expirations Conditional conversion ratio Debt Instrument, Conditional Threshold Conversion Ratio duration -pure The conditional threshold conversion ratio under the debt instrument arrangement 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 Assets Assets, Fair Value Disclosure Convertible senior unsecured notes, due 2030 Convertible senior unsecured notes, due 2030 Senior Unsecured Convertible Notes, Due 2030 [Member] Senior Unsecured Convertible Notes, Due 2030 Name Measure Name Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Non-current deferred revenue Refundable Customer Deposits Related To Amounts Received In Advance Of Warranty Services Provided, Noncurrent The amount of noncurrent refundable customer deposits related to amounts received in advance of warranty services provided as at the end of the reporting period. Issuance of convertible debt Adjustments to Additional Paid in Capital, Issuance of Convertible Debt Adjustments to Additional Paid in Capital, Issuance of Convertible Debt Additional Paid-in Capital Additional Paid-in Capital [Member] Intangible Asset, Indefinite-Lived, Class [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Revenue not from contract with customer Revenue Not from Contract with Customer Name Trading Arrangement, Individual Name Cash and cash equivalents Cash and Cash Equivalent Capitalized internal use software development costs Payments for Software Company Selected Measure Amount Company Selected Measure Amount Schedule of Financial Information of Reportable Segments and Reconciliations to Consolidated Financial Information Segment Reporting, Reconciliation of Profit (Loss) by Segment to Consolidated [Table Text Block] Depreciation and amortization Depreciation and amortization expense Depreciation, Depletion and Amortization Insurance Services Insurance Services [Member] Insurance Services Non-PEO NEO Non-PEO NEO [Member] Award Timing Method Award Timing Method [Text Block] Net change in cash, cash equivalents, and restricted cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Tranche Three Share-Based Payment Arrangement, Tranche Three [Member] Net income attributable to Porch Net Income (Loss) Attributable to Parent Long-Term Debt, Type [Axis] Long-Term Debt, Type [Axis] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Balance Sheet Location [Axis] Location, Statement of Financial Position, Balance [Axis] Reciprocal subscriber contributions Redeemable Noncontrolling Interest Equity, Reciprocal Subscriber Contributions Redeemable Noncontrolling Interest Equity, Reciprocal Subscriber Contributions Restatement Determination Date: Restatement Determination Date [Axis] Premium in excess of the principal amount Debt Instrument, Unamortized Premium Held as collateral by our wholly owned captive reinsurance business for benefit of the Reciprocal Restricted Cash Pledged As Collateral To Captive Insurance Company Amount of restricted cash pledged as collateral to the entity's captive insurance company. Debt Accelerated Share Repurchases [Line Items] Consecutive trading days Debt Instrument, Convertible, Threshold Consecutive Trading Days Value of additional interest derivative Debt Instrument, Convertible, Additional Interest Derivative, Value Debt Instrument, Convertible, Additional Interest Derivative, Value Change in Contract with Customer, Liability Change in Contract with Customer, Liability [Abstract] Deferred Policy Acquisition Costs Deferred Policy Acquisition Costs, Policy [Policy Text Block] 2026 Share Repurchase Program 2026 Share Repurchase Program [Member] 2026 Share Repurchase Program Reinsurance Disclosures [Abstract] Reinsurance Disclosures [Abstract] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Denominator: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Statistical Measurement [Domain] Statistical Measurement [Domain] Ceded premiums, earned Ceded Premiums Earned Document Fiscal Year Focus Document Fiscal Year Focus Number of Restricted Stock Units and Performance Restricted Stock Units Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Redemption price, principal amount Debt Instrument, Redemption Price, Principal Amount Debt Instrument, Redemption Price, Principal Amount Customer [Axis] Customer [Axis] Liability for Unpaid Claims and Claims Adjustment Expense, Activity in Liability [Abstract] Common stock, $0.0001 par value per share Common Stock, Value, Issued Schedule of Debt Schedule of Long-Term Debt Instruments [Table Text Block] Other insurance liabilities, current Other insurance liabilities, current Other Insurance Liabilities, Current Amount of insurance liabilities classified as other, due within one year or the normal operating cycle, if longer. Top Five Reinsurers Top Five Reinsurers [Member] Top Five Reinsurers Restatement Determination Date Restatement Determination Date Trading price per $1,000 notes (as percentage) Debt Instrument, Convertible, Threshold Sale Price Of Common Stock Conversion Rate Product Percentage, Maximum Represents the maximum product of the closing sale price of shares of the entity's common stock and the applicable conversion rate for such trading day. Class of Warrant or Right [Domain] Class of Warrant or Right [Domain] Non-Catastrophic Weather Quota Share Non-Catastrophic Weather Quota Share [Member] Non-Catastrophic Weather Quota Share Allowance for uncollectible receivables Accounts Receivable, Allowance for Credit Loss Effect of change in fair value of derivatives related to dilutive 2028 Notes Dilutive Securities, Effect on Basic Earnings Per Share Software & Data Software & Data [Member] Software & Data Convertible debt - 2030 Notes Convertible Debt 2030 [Member] Convertible Debt - 2030 Amendment Flag Amendment Flag Goodwill [Line Items] Goodwill [Line Items] Current liabilities Liabilities, Current [Abstract] Provision for doubtful accounts Accounts Receivable, Credit Loss Expense (Reversal) Schedule of Fair Value of Convertible Senior Notes Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block] Derivative Feature [Domain] Derivative Feature [Domain] Derivative Feature [Domain] Gross unrealized, losses Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax Noncurrent liabilities of the Reciprocal Liabilities, Noncurrent Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Property, Plant, and Equipment [Abstract] Property, Plant, and Equipment [Abstract] Entity Address, State or Province Entity Address, State or Province PEO Total Compensation Amount PEO Total Compensation Amount Share Repurchase Program [Domain] Share Repurchase Program [Domain] Weighted average shares outstanding used to compute net income attributable to Porch per share - basic (in shares) Weighted Average Number of Shares Outstanding, Basic Balance at December 31, 2025 Balance at June 30, 2026 Contract assets expected to be collected in 12 months Contract with Customer, Asset, after Allowance for Credit Loss, Current Top Four Reinsurers Top Four Reinsurers [Member] Top Four Reinsurers Direct premiums, earned Direct Premiums Earned Deferred policy acquisition costs Increase (Decrease) in Deferred Policy Acquisition Costs Refundable customer deposits Increase (Decrease) In Refundable Customer Deposits The increase (decrease) during the period in refundable customer deposits. Investments [Abstract] Investments [Abstract] Due after five years through ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10 Deferred revenue Increase (Decrease) in Deferred Revenue Reinsured risk percentage Reinsurance, Reinsured Risk, Percentage Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Additional amounts deferred Contract with Customer, Liability, Additions Amount of increase in contract liability due to additions during the year. Net income attributable to Porch used to compute net income attributable to Porch per share - basic Net Income (Loss) Available to Common Stockholders, Basic Current debt Long-Term Debt, Current Maturities Accounting Standards Not Yet Adopted and Accounting Standards Recently Adopted New Accounting Pronouncements, Policy [Policy Text Block] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Noncontrolling Interest Related to the Reciprocal Noncontrolling Interest [Member] Amortization of debt issuance costs for 2030 Notes Amortization of Debt Issuance Costs Schedule of Accrued Expenses Schedule of Accrued Liabilities [Table Text Block] Carrying Value Long-Term Debt Amanda Reierson [Member] Amanda Reierson Property, Equipment, and Software Property, Plant, and Equipment [Text Block] Change in operating assets and liabilities, net of acquisitions and divestitures Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Forfeited, canceled or expired (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Net cash used in investing activities Net cash used in investing activities of the Reciprocal Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Property equipment software Property Equipment Software [Member] Represents information pertaining to property, equipment and software. Stockholders' Equity Equity [Text Block] Security Exchange Name Security Exchange Name Valuation Approach and Technique [Axis] Valuation Approach and Technique [Axis] Reinsurer D Reinsurers D [Member] Reinsurers D Liabilities Liabilities, Fair Value Disclosure Reinsurance Quota Share Program Reinsurance Quota Share Program [Member] Represents information relating to Reinsurance Quota Share Program. Qualifying asset sales Measurement Input, Qualifying Asset Sales [Member] Measurement input using qualifying asset sales. Twelve months or greater, fair value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer Interest payable Interest Payable, Current Schedule of Property, Equipment, and Software, Net Property, Plant, and Equipment [Table Text Block] Ceded reinsurance premiums payable Ceded Premiums Payable Name Outstanding Recovery, Individual Name Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Indefinite-lived intangible assets Intangible Asset, Excluding Goodwill, Indefinite-Lived Schedule of Interest Expense Interest Income and Interest Expense Disclosure [Table Text Block] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Derivative Option [Domain] Derivative Option [Domain] Information by type of derivative option. Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Insurance licenses Insurance Licenses [Member] Represents the information pertaining to Insurance licenses. Cash in bank Concentration Risk, Credit Risk, Financial Instrument, Maximum Exposure Amortization of debt issuance costs and discount for Notes Amortization of Debt Issuance Costs and Discounts Asset sale repurchase option Asset Sale Repurchase Option [Member] Represents the member information pertaining to Asset sale repurchase option. Principal Long-Term Debt, Gross Asset Class [Domain] Asset Class [Domain] Non-compete agreements Noncompete Agreements [Member] Debt Debt, Policy [Policy Text Block] Non-cash interest expense Non Cash Interest Expense Amount of the cost of borrowed funds accounted for as non cash interest expense Compensation Amount Outstanding Recovery Compensation Amount Individual: Individual [Axis] Weighted average shares outstanding used to compute net income attributable to Porch per share - diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Schedules of Concentration of the Reinsurers Ceded Credit Risk [Table Text Block] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Private warrants Public And Private Warrants [Member] Public and private warrants. Stock options Common Stock Warrants [Member] Represents the information pertaining to common stock warrants. Earned Reciprocal subscriber contributions Redeemable Noncontrolling Interest Equity, Earned Reciprocal Subscriber Contributions Redeemable Noncontrolling Interest Equity, Earned Reciprocal Subscriber Contributions Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Excess amount retained Reinsurance, Excess Retention, Amount Reinsured, Per Event Restricted cash and cash equivalents Restricted cash and cash equivalents Restricted Cash, Current Deferred federal income tax expense Deferred Federal Income Tax Expense (Benefit) Intangible Asset, Goodwill and Other [Abstract] Intangible Asset, Goodwill and Other [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Intangible Asset, Indefinite-Lived, Class [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Incremental common shares attributable to dilutive effect of call options and warrants (in shares) Incremental Common Shares Attributable to Dilutive Effect of Call Options and Warrants Reinsurer E Reinsurers E [Member] Reinsurers E All Executive Categories All Executive Categories [Member] Valuation Approach and Technique [Domain] Valuation Approach and Technique [Domain] Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Embedded derivatives Embedded Derivatives Embedded Derivative Financial Instruments [Member] Redeemable noncontrolling interest related to the Reciprocal Redeemable Noncontrolling Interest, Beginning balance Redeemable Noncontrolling Interest, Ending balance Redeemable Noncontrolling Interest, Equity, Carrying Amount Effect of interest expense on dilutive 2028 Notes Dilutive Securities, Effect of Interest Expense Dilutive Securities, Effect of Interest Expense Selling and marketing Selling and marketing Selling and Marketing Expense Schedule of Earnings per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Segment Information Segment Reporting [Text Block] Minimum Minimum [Member] Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Variable Interest Entity Variable Interest Entity Disclosure [Text Block] Class of Warrant or Right [Axis] Class of Warrant or Right [Axis] Income Statement Location [Axis] Location, Statement of Income, Balance [Axis] Convertible debt - 2026 Notes Convertible Debt 2026 [Member] Convertible Debt 2026 Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] 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] Convertible senior notes, fair value Convertible Debt, Fair Value Disclosures Deferred revenue Refundable Customer Deposits Related To Amounts Received In Advance Of Warranty Services Provided, Current The amount of current refundable customer deposits related to amounts received in advance of warranty services provided as at the end of the reporting period. Capped call transactions, strike price (in usd per share) Capped Call Transactions, Strike Price The strike price to purchase common shares under the capped call transactions. Other, net Other Nonoperating Income (Expense), Miscellaneous Other Nonoperating Income (Expense), Miscellaneous Weighted Average Useful Life (in years) Intangible Asset, Finite-Lived, Useful Life Supplemental schedule of non-cash investing and financing activities Noncash or Part Noncash Acquisition, Value of Assets Acquired [Abstract] Due after ten years Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10 Exercise Price Award Exercise Price Share repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Segment Reporting [Line Items] Segment Reporting [Line Items] 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] Stock-Based Compensation Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Obligations of states, municipalities and political subdivisions US States and Political Subdivisions Debt Securities [Member] Prior years Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years Schedule of Amortized Cost, Market Value and Unrealized Gains (Losses) of Debt Securities Marketable Securities [Table Text Block] Unamortized Debt Issuance Costs & Discount Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Component [Domain] Equity Component [Domain] Deferred policy acquisition costs Deferred Policy Acquisition Cost Measurement Input Type [Domain] Measurement Input Type [Domain] Adoption Date Trading Arrangement Adoption Date Schedule of Other Income, Net Schedule of Other Nonoperating Income (Expense) [Table Text Block] Total other income (expense) Nonoperating Income (Expense) Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount PRSUs Performance restricted stock units Performance Restricted Stock Units (PRSUs) [Member] Represents information relating to performance based restricted stock units. Direct premiums, written Direct Premiums Written Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Beginning balance (in shares) Ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Consecutive trading period Debt Instrument Convertible Threshold Consecutive Trading Day Period Threshold period of specified consecutive trading days within which the maximum product of the closing sale price of shares of the entity's common stock and the applicable conversion rate for such trading day triggers the conversion feature. Corporate interest income Interest Income, Operating Other financing activities Proceeds from (Payment for) Other Financing Activity Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Current year Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year Repayments of principal Repayments of Debt Non-cash reduction of convertible notes, net Notes Reduction Business Combination [Domain] Business Combination [Domain] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Refundable customer deposits Customer Refund Liability, Current Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Restricted Stock Units (RSUs) RSUs Restricted Stock Units (RSUs) [Member] Schedule of Antidilutive Securities Excluded from Computation of Earnings per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] All Adjustments to Compensation All Adjustments to Compensation [Member] Corporate Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Other operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Other Item Business Combination [Axis] Business Combination [Axis] Net cash provided by operating activities Net cash provided by (used in) operating activities of the Reciprocal Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Estimated lifetime value of commissions on insurance policies sold by carriers Contract with Customer, Asset, Increase, New Policies Sold Amount of increase in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time from value of life insurance policies sold by carriers. Prior years Increase in changes in estimates of provisions of losses and loss adjustment expenses Prior Year Claims and Claims Adjustment Expense Income Statement [Abstract] Income Statement [Abstract] Stockholders' equity Equity, Attributable to Parent [Abstract] Acquired technology Software, Purchased [Member] Document Transition Report Document Transition Report Operating expenses: Operating Expenses [Abstract] Intersegment Revenues Intersegment Eliminations [Member] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Additional interest rate (as a percent) Debt Instrument, Interest Rate, Increase (Decrease) Schedule of Intangible Assets Intangible Asset, Finite-Lived [Table Text Block] City Area Code City Area Code Geographic Concentration Risk Geographic Concentration Risk [Member] Convertible debt Convertible Debt Securities [Member] Name Forgone Recovery, Individual Name Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Convertible senior secured notes, due 2028 Senior Secured Convertible Notes Due 2028 [Member] Senior Secured Convertible Notes Due 2028 Other Reinsurance Recoverable, Others Amount of other reinsurance recoverable as on the balance sheet date. Proceeds from convertible debt Proceeds from Convertible Debt Insurance carrier Insurance Carrier [Member] Insurance Carrier Accounts payable and other current liabilities Accounts Payable and Other Accrued Liabilities, Current Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Unrealized loss position for 12 months or longer Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions Total stock-based compensation expense Share-Based Payment Arrangement, Expense Repurchases of common stock (in shares) Repurchase and retirement of common stock (in shares) Stock Repurchased and Retired During Period, Shares Matthew Neagle [Member] Matthew Neagle Exercise of stock options (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Weighted average grant date fair value (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Number of dismissed plaintiffs Loss Contingency, Number of Dismissed Plaintiffs Loss Contingency, Number of Dismissed Plaintiffs Due in one year or less Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One Revenue recognized Contract with Customer, Liability, Revenue Recognized Subsequent Event Type [Domain] Subsequent Event Type [Domain] Amount retained Reinsurance, Amount Retained, Per Event Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Cash paid for debt issuance costs Payments of Debt Issuance Costs Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Net cash provided by financing activities of the Reciprocal Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Income tax withholdings Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Schedule of Fair Value Measurements of Liabilities Measured at Fair Value on Recurring Basis Fair Value, Liabilities Measured on Recurring Basis [Table Text Block] Intangible asset, accelerated amortization expense Intangible Asset, Accelerated Amortization Expense Intangible Asset, Accelerated Amortization Expense Realized losses on investments Realized Investment Loss Amount of realized loss on investment. Adjustments to reconcile net income (loss) to net cash provided by operating activities Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, equipment, and software, net Property, equipment, and software, net Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Shares issued (in usd per share) Shares Issued, Price Per Share Net Investment Income [Line Items] Net Investment Income [Line Items] Financial Instruments [Domain] Financial Instruments [Domain] Ceded unearned premium Prepaid Reinsurance Premiums Fundamental change option Fundamental Change Option [Member] Represents the member information pertaining to fundamental change option. Numerator: Net Income (Loss) Available to Common Stockholders, Basic [Abstract] Intangible Asset, Finite-Lived, Class [Axis] Intangible Asset, Finite-Lived, Class [Axis] Exercise of stock options Stock Issued During Period, Value, Stock Options Exercised Convertible stock price trigger (in dollars per share) Debt Instrument, Convertible, Stock Price Trigger Renewal rights Renewal Rights [Member] Represents information pertaining to renewal rights. Intangible Assets and Goodwill Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Less: Comprehensive income (loss) attributable to the Reciprocal Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Revenue Revenue from Contract with Customer [Text Block] Debt instrument redemption rate stated (as percentage) Debt Instrument Redemption Rate Stated Percentage Debt Instrument Redemption Rate Stated Percentage Prepaid expenses Prepaid Expense, Current Segment Reporting [Table] Segment Reporting [Table] Other current assets Other Assets, Current Additional Interest Additional Interest [Member] Additional Interest Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Beginning balance Ending balance Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Less than twelve months, fair value Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Contract With Customer, Asset, After Allowance For Credit Loss, Current [Roll Forward] Contract With Customer, Asset, After Allowance For Credit Loss, Current [Roll Forward] Contract With Customer, Asset, After Allowance For Credit Loss, Current Current Fiscal Year End Date Current Fiscal Year End Date Refundable customer deposits Refundable Customer Deposits Related To Outstanding Extended Service Contracts, Current The amount of current refundable customer deposits related to outstanding extended service contracts as at the end of the reporting period. Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Held for payment of possible warranty claims Restricted Funds Held For Payment Of Possible Warranty Claims, Current The amount of restricted funds held for the payment of possible warranty claims classified as current. Repurchases of common stock (in shares) Stock Repurchased During Period, Shares Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Entity File Number Entity File Number Stock-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Schedule of Remaining Time to Maturity Investments Classified by Contractual Maturity Date [Table Text Block] Corporate bonds Corporate Bond Securities [Member] Schedule of Changes in the Reserve Balances for Unpaid Losses and LAE, Gross of Reinsurance Schedule of Liability for Unpaid Claims and Claims Adjustment Expense [Table Text Block] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Measure: Measure [Axis] Schedule of Variable Interest Entity Schedule of Variable Interest Entities [Table Text Block] Net premiums, earned Premiums Earned, Net Aggregate net cash sale proceed threshold for repurchase of notes Asset Sale, Repurchase Option, Amount Asset Sale, Repurchase Option, Amount Funds held under reinsurance treaty Funds Held under Reinsurance Agreements, Liability Equity Components [Axis] Equity Components [Axis] Repurchase amount Debt Instrument, Repurchase Amount Capitalized contract cost, net Capitalized Contract Cost, Net Income taxes paid Income Tax Paid, after Refund Received Entity Interactive Data Current Entity Interactive Data Current Less: Net income (loss) attributable to the Reciprocal Net Income (Loss) Attributable to Noncontrolling Interest Due after one year through five years Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five Fair Value Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract] General and accrued expenses payable Accounts Payable and Accrued Liabilities, Current Entity Small Business Entity Small Business Comprehensive income (loss) attributable to Porch Comprehensive Income (Loss), Net of Tax, Attributable to Parent Property, Plant, and Equipment [Line Items] Property, Plant, and Equipment [Line Items] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Other assets Other Assets, Noncurrent Document Type Document Type Repurchased face amount Debt Instrument, Repurchased Face Amount 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] Gain on extinguishment of debt Gain on extinguishment of debt Gain (Loss) on Extinguishment of Debt Interest income on intercompany surplus notes Non-Operating Interest Income (Expense) on Intercompany Surplus Notes Non-Operating Interest Income (Expense) on Intercompany Surplus Notes Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Software and computer equipment Software And Computer Equipment [Member] Represents information pertaining to Software and Computer Equipment. Business days Debt Instrument, Convertible, Threshold Consecutive Business Days Threshold period of specified consecutive business days within which the maximum product of the closing sale price of shares of the entity's common stock and the applicable conversion rate for such trading day triggers the conversion feature. Change in fair value of derivatives Change in fair value of derivatives Change In Fair Value Of Earnout Liability And Derivatives Change In Fair Value Of Earnout Liability And Derivatives Income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Commitments and contingencies (Note 16) Commitments and Contingencies Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Property, plant and equipment, gross Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Revenue recognized Contract With Customer, Liability, Revenue Recognized, Excluding Opening Balance Contract With Customer, Liability, Revenue Recognized, Excluding Opening Balance Accounting Standards Update and Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Executive Category: Executive Category [Axis] 2020 Stock Incentive Plan 2020 Stock Incentive Plan [Member] Represents information relating to stock incentive plan 2020. Liabilities, Redeemable Noncontrolling Interest, and Stockholders' Equity Liabilities and Equity [Abstract] Reinsurance for the Reciprocal Reinsurance [Text Block] Impairment effect on earnings per share, after tax - basic (in usd per share) Impairment Effect On Earnings Per Share, After Tax, Basic Impairment Effect On Earnings Per Share, After Tax, Basic Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Variable Interest Entity [Table] Variable Interest Entity [Table] Supplemental disclosures Supplemental Cash Flow Information [Abstract] Value of participation feature Stockholders' Equity, Distribution, Value of Participation Feature Stockholders' Equity, Distribution, Value of Participation Feature Earned Reciprocal subscriber contributions Earned Reciprocal Subscriber Contributions Earned Reciprocal Subscriber Contributions PEO Name PEO Name Net claim and LAE payments during the current year Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid Reinsurance balances due: Reinsurance Assets [Abstract] Leasehold improvements Leasehold Improvements [Member] Long-Lived Asset, Class [Axis] Long-Lived Asset, Class [Axis] Other segment items Other segment items Segment Reporting, Other Segment Item, Amount Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Entity Tax Identification Number Entity Tax Identification Number Direct losses and LAE Policyholder Benefits and Claims Incurred, Direct Accounts payable Increase (Decrease) in Accounts Payable Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Contributions to subsidiary (in shares) Common Stock Held by Subsidiary, Shares Common Stock Held by Subsidiary, Shares Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Debt Instrument [Axis] Debt Instrument [Axis] Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Participation Feature Participation Feature [Member] Participation Feature Repurchase option Repurchase Option [Member] Represents the member information pertaining to repurchase option. Net income attributable to Porch per share - basic (in usd per share) Earnings Per Share, Basic Remaining asset sale threshold Asset Sale, Repurchase Option, Remaining Amount Asset Sale, Repurchase Option, Remaining Amount Measurement Input Type [Axis] Measurement Input Type [Axis] Other insurance liabilities, current Increase (Decrease) in Other Insurance Liabilities Total current assets Current assets of the Reciprocal Assets, Current Insider Trading Arrangements [Line Items] Payroll liabilities Accrued Payroll Taxes, Current Long-term debt Long-Term Debt, Excluding Current Maturities Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Amortized deferred acquisition costs Deferred Policy Acquisition Costs, Amortization Expense 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] Derivative Feature [Axis] Derivative Feature [Axis] Derivative Feature Contingent consideration fair value Contingent consideration fair value (less than) Business Combination, Contingent Consideration, Liability Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Reinsurance Property Catastrophe Treaties Reinsurance Property Catastrophe Treaties [Member] Represents information relating to Reinsurance Property Catastrophe Treaties. Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Concentration risk, percentage Concentration Risk, Percentage Deferred revenue Deferred Revenue, Noncurrent Reinsurance Retention [Table] Reinsurance Retention [Table] Equity Awards Adjustments Equity Awards Adjustments [Member] Impairment effect on net income (loss), after tax Impairment Effect On Net Income (Loss), After Tax Impairment Effect On Net Income (Loss), After Tax Change in fair value of private warrant liability Change In Fair Value Of Private Warrant Liability Amount of change in fair value of private warrant liability. Plan Name [Axis] Plan Name [Axis] Unpaid Losses and Loss Adjustment Reserve Liability for Future Policy Benefits and Unpaid Claims Disclosure [Text Block] Other income, net Other income Other income, net Other Nonoperating Income (Expense) Porch Stockholders' Equity (Deficit) Parent [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares General and administrative General and administrative General and Administrative Expense Other segment disclosures Segment Reporting, Other Disclosure [Abstract] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Adjusted EBITDA (Loss) Segment Adjusted E B I T D A The amount of segment adjusted earnings before interest, taxes, depreciation, and amortization. Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Income tax withholdings (in shares) Stock Issued During Period Shares Income Tax Deficiency From Share Based Compensation Number of stock issued during period shares income tax deficiency from share-based compensation. Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Percentage of aggregate net cash sales proceeds applied for repurchase (as a percent) Percentage of Aggregate Net Cash Sale Proceeds Applied for Repurchase of Notes Percentage of aggregate net cash sale proceeds applied for repurchase of notes. Schedule of Number of Common Shares Issued Schedule Of Common Stock Reserved For Future Issuance [Table Text Block] Tabular disclosure of shares reserved for future issuance. Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward] Income Taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Reciprocal Segment Reciprocal Segment [Member] Reciprocal Segment Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Entity Filer Category Entity Filer Category Fair Value Debt Securities, Available-for-Sale, Unrealized Loss Position Short-term investments Short-Term Investments Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Schedule of Gain and Losses on Investments Gain (Loss) on Securities [Table Text Block] Entity Address, Address Line Two Entity Address, Address Line Two Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Net income (loss) Net income (loss) Net income (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Current assets Assets, Current [Abstract] Recoveries of losses on reinsurance contracts Insurance Recoveries Derivative liability Derivative Liability Entity Address, Address Line One Entity Address, Address Line One Income tax benefit (expense) Income tax expense (benefit) Income Tax Expense (Benefit) Other income, net Other Nonoperating Income Variable Interest Entity, Primary Beneficiary Variable Interest Entity, Primary Beneficiary [Member] Discounted cashflows method Valuation Technique, Discounted Cash Flow [Member] Statement [Table] Statement [Table] Tranche Two Share-Based Payment Arrangement, Tranche Two [Member] Adjustments Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table] Interest income Investment Income, Interest Number of states regulatory guidelines of warranty claims Number Of States, Regulatory Guidelines Of Warranty Claims The number of states regulatory guidelines of warranty claims to be met. Schedule of the Activity Impacting Deferred Revenue and Warranty Revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Product and technology Product and technology Product And Technology Expense The aggregate total amount of expenses relating to product and technology. Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Reinsurance Retention [Line Items] Reinsurance Retention [Line Items]