Segment Information - Summary of Revenue and Significant Expenses by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Revenue	$ 119,295	$ 110,844	$ 224,040	$ 226,287
Cost of revenue	43,422	94,046	82,719	172,412
Gross Profit	75,873	16,798	141,321	53,875
Selling and marketing	26,858	33,197	56,374	67,145
Product and technology	13,076	12,927	26,277	25,219
General and administrative	30,890	23,153	54,887	48,658
Depreciation and amortization			(11,411)	(12,519)
Stock-based compensation expense	(8,000)	(7,105)	(12,910)	(12,473)
Interest income (expense) on intercompany surplus notes	0		0
Restructuring costs	187	(1,635)	(132)	(1,792)
Acquisition and other transaction costs	(41)	12	(176)	(166)
Interest expense	(12,056)	(10,326)	(23,302)	(21,113)
Change in fair value of private warrant liability	(2,878)	1,451	(3,610)	1,026
Change in fair value of derivatives	12,853	(8,207)	19,526	(6,724)
Gain (loss) on extinguishment of debt	34	0	34	4,891
Investment income and realized gains and losses, net of investment expenses	2,665	3,526	5,475	7,170
Other income (expense)	1,493	2,400	9,893	25,078
Income tax benefit (expense)	1,087	(688)	184	(866)
Net income (loss)	8,247	(64,323)	11,983	(77,685)
Less: Net income attributable to the Reciprocal	5,668	0	1,009	0
Net income attributable to Porch	2,579	(64,323)	10,974	(77,685)
Reciprocal Segment
Segment Reporting Information [Line Items]
Less: Net income attributable to the Reciprocal	5,668	(32,195)	1,009	(46,939)
Operating Segments | Insurance Services
Segment Reporting Information [Line Items]
Revenue	67,390	34,080	117,196	81,439
Cost of revenue	9,526	19,459	17,007	44,867
Gross Profit	57,864	14,621	100,189	36,572
Selling and marketing	37,025	12,058	52,552	28,077
Product and technology	2,539	86	4,990	448
General and administrative	5,313	1,701	9,690	3,344
Depreciation and amortization	(85)	(993)	(176)	(1,985)
Stock-based compensation expense	(1,039)	(392)	(1,718)	(734)
Interest income (expense) on intercompany surplus notes	(3,890)		(7,564)
Change in fair value of contingent consideration		0	0	0
Restructuring costs	(1,563)	(9)	(129)	(17)
Other gains and losses	(84)	(1,668)	(2,883)	(3,314)
Acquisition and other transaction costs	(9)		(39)
Adjusted EBITDA (Loss)	19,657	3,838	45,466	10,753
Investment income and realized gains and losses, net of investment expenses
Operating Segments | Software & Data
Segment Reporting Information [Line Items]
Revenue	24,013	23,173	46,012	44,308
Cost of revenue	5,846	5,846	11,352	11,501
Gross Profit	18,167	17,327	34,660	32,807
Selling and marketing	9,226	10,400	18,395	20,402
Product and technology	4,625	4,586	8,913	8,801
General and administrative	2,622	3,411	5,130	7,948
Depreciation and amortization	(2,951)	(3,796)	(6,430)	(7,586)
Stock-based compensation expense	(897)	(1,271)	(1,453)	(2,343)
Interest income (expense) on intercompany surplus notes	0		0
Change in fair value of contingent consideration		0	0	909
Restructuring costs	0	(39)	(19)	(96)
Other gains and losses	0	0	0	0
Acquisition and other transaction costs	0		11
Adjusted EBITDA (Loss)	5,542	4,036	10,113	6,590
Investment income and realized gains and losses, net of investment expenses
Operating Segments | Consumer Services
Segment Reporting Information [Line Items]
Revenue	17,650	18,858	32,371	35,044
Cost of revenue	2,414	3,790	4,904	7,323
Gross Profit	15,236	15,068	27,467	27,721
Selling and marketing	10,465	10,614	20,263	18,991
Product and technology	1,067	1,052	2,198	1,979
General and administrative	3,089	2,321	6,390	5,921
Depreciation and amortization	(840)	(917)	(1,725)	(2,009)
Stock-based compensation expense	(437)	(561)	(825)	(1,061)
Interest income (expense) on intercompany surplus notes	0		0
Change in fair value of contingent consideration		1,351	(28)	(1,209)
Restructuring costs	0	(161)	(149)	(160)
Other gains and losses	(65)	217	0	216
Acquisition and other transaction costs	0		0
Adjusted EBITDA (Loss)	1,957	1,152	1,287	2,635
Investment income and realized gains and losses, net of investment expenses
Operating Segments | Reciprocal Segment
Segment Reporting Information [Line Items]
Revenue	55,409	48,739	95,347	96,234
Cost of revenue	23,896	69,071	50,145	115,678
Gross Profit	31,513	(20,332)	45,202	(19,444)
Selling and marketing	3,635	9,436	11,046	22,233
Product and technology	558	1,906	1,693	3,374
General and administrative	19,854	1,598	27,457	3,854
Interest income (expense) on intercompany surplus notes	3,890		7,564
Interest expense	(30)	(1,716)	(81)	(3,751)
Change in fair value of private warrant liability	0	0	0	0
Change in fair value of derivatives	0	0	0	0
Gain (loss) on extinguishment of debt	0		0	0
Investment income and realized gains and losses, net of investment expenses	2,221	2,793	4,636	5,717
Other income (expense)	0	0	0	0
Income tax benefit (expense)	(99)	0	(988)	0
Net income (loss)	5,668	(32,195)	1,009	(46,939)
Corporate
Segment Reporting Information [Line Items]
Revenue	0	0	0	0
Cost of revenue	0	0	0	0
Gross Profit	0	0	0	0
Selling and marketing	398	575	806	1,223
Product and technology	4,287	5,297	8,483	10,617
General and administrative	13,028	14,122	25,729	27,591
Eliminations
Segment Reporting Information [Line Items]
Revenue	(45,167)	(14,006)	(66,886)	(30,738)
Cost of revenue	1,740	(4,120)	(689)	(6,957)
Gross Profit	(46,907)	(9,886)	(66,197)	(23,781)
Selling and marketing	(33,891)	(9,886)	(46,688)	(23,781)
Product and technology	0	0	0	0
General and administrative	(13,016)	0	(19,509)	0
Intersegment Eliminations
Segment Reporting Information [Line Items]
Revenue	(43,132)	(13,760)	(62,871)	(30,229)
Intersegment Eliminations | Insurance Services
Segment Reporting Information [Line Items]
Revenue	60,600	30,100	106,000	74,200
Intersegment Eliminations | Software & Data
Segment Reporting Information [Line Items]
Revenue	2,000	200	4,000	500
Intersegment Eliminations | Reciprocal Segment
Segment Reporting Information [Line Items]
Revenue	$ (17,500)	$ (16,300)	$ (43,100)	$ (43,900)