Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash flows from operating activities:
Net loss	$ (86,497)	$ (33,548)
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation and amortization	10,787	5,021
Loss on sale and impairment of long-lived assets	202	807
Gain on extinguishment of debt	(5,110)	(1,077)
Loss on remeasurement of debt		924
Gain on divestiture of businesses		(1,442)
Loss on remeasurement of warrants	17,521	1,214
Loss (gain) on remeasurement of contingent consideration	(380)	1,500
Loss on remeasurement of earnout liability	15,388
Stock-based compensation	29,361	1,541
Amortization of premium/accretion of discount, net	941
Net realized losses on investments	45
Interest expense (non-cash)	67	4,899
Other		106
Other	(1,379)
Change in operating assets and liabilities, net of acquisitions and divestitures
Accounts receivable	(5,424)	(1,056)
Reinsurance balance due	(33,097)
Prepaid expenses and other current assets	90	208
Long-term insurance commissions receivable	(3,794)	(1,947)
Accounts payable	(23,284)	3,723
Accrued expenses and other current liabilities	3,031	1,575
Losses and loss adjustment expense reserves	1,892
Other insurance liabilities, current	5,085
Deferred revenue	42,948	3,109
Refundable customer deposits	(2,441)	(2,641)
Deferred income tax benefit	(8,153)
Other	484	69
Net cash used in operating activities	(41,717)	(17,015)
Cash flows from investing activities:
Purchases of property and equipment	(588)	(121)
Capitalized internal use software development costs	(2,629)	(2,113)
Purchases of short-term and long-term investments	(19,126)
Maturities, sales of short-term and long-term investments	16,367
Acquisitions, net of cash acquired	(178,681)	(1,618)
Net cash used in investing activities	(184,657)	(3,852)
Cash flows from financing activities:
Proceeds from debt issuance, net of fees	413,537	61,190
Repayments of principal and related fees	(42,965)	(42,858)
Proceeds from issuance of redeemable convertible preferred stock, net of fees		4,714
Capped call transactions	(42,330)
Proceeds from exercises of warrants	126,772
Proceeds from exercises of stock options	3,516	76
Income tax withholdings paid upon vesting of restricted stock units	(23,778)
Deferred offering costs		(1,255)
Repurchase of stock		(42)
Net cash provided by financing activities	434,752	21,825
Net change in cash, cash equivalents, and restricted cash	208,378	958
Cash, cash equivalents, and restricted cash, beginning of period	207,453	7,179
Cash, cash equivalents, and restricted cash end of period	415,831	8,137
Supplemental disclosures
Cash paid for interest	2,675	4,344
Reduction of earnout liability due to a vesting event	25,815
Non-cash consideration for acquisitions	42,229	1,829
Payable for capped call transactions	$ 10,583
Debt discount for warrants issued (non-cash)		1,215
Cancelation of a convertible promissory note on divestiture of a business		2,724
Conversion of debt to redeemable convertible preferred stock (non-cash)		1,436
Capital contribution from a shareholder		$ 300