CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenue
Premiums earned, net	$ 28,142	$ 3,139	$ 47,316	$ 9,360
Investment income	30	81	85	500
Other revenue	1,829	4,731	27,974	14,499
Total revenue	30,001	7,951	75,375	24,359
Costs and expenses
Losses and loss adjustment expenses	27,480	4,443	62,383	12,214
Policy servicing expense and other	5,674	4,119	15,172	12,803
Sales, marketing and other acquisition costs	12,332	28	85,552	3,616
Research and development	5,130	1,832	11,898	6,668
Amortization of capitalized software	2,838	2,815	8,190	8,311
Other operating expenses	14,207	3,924	39,534	13,138
Total costs and expenses	67,661	17,161	222,729	56,750
Loss from operations	(37,660)	(9,210)	(147,354)	(32,391)
Other expense
Interest expense	0	1,513	15,974	3,453
Impairment of indefinite-lived intangible assets	117	0	183	0
(Decrease) increase in fair value of stock warrant liability	(11,020)	(26)	8,133	640
Total other expense	(10,903)	1,487	24,290	4,093
Loss before taxes	(26,757)	(10,697)	(171,644)	(36,484)
Income tax benefit	0	(67)	0	(67)
Net loss	$ (26,757)	$ (10,630)	$ (171,644)	$ (36,417)
Net loss per share, basic (in dollars per share)	$ (0.21)	$ (1.20)	$ (1.56)	$ (4.10)
Net loss per share attributable to common stockholders - diluted (in dollars per share)	$ (0.21)	$ (1.20)	$ (1.56)	$ (4.10)
Weighted-average shares used in computing basic net loss per share (in shares)	127,166,524	8,888,099	109,988,189	8,882,040
Weighted-average shares used in computing diluted net loss per share (in shares)	127,166,524	8,888,099	109,988,189	8,882,040