Condensed Unaudited Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net loss	$ (158,046)	$ (119,296)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	26,081	21,352
Stock-based compensation	156,071	119,270
Gain on debt extinguishment		(10,000)
Deferred income taxes	(3,090)	(1,641)
Change in fair value of warrant and derivative liabilities	1,215	5,000
Others, net	11,365	1,067
Change in non-cash working capital (net of acquisitions):
Account receivable	(4,740)	8,165
Prepaid expenses	524	1,241
Other current assets	271	1,252
Other non-current assets	(703)	(384)
Deferred revenue	(1,016)	(440)
Accounts payable	18,703	(14,083)
Accrued expenses and other current liabilities	(10,591)	1,502
Other non-current liabilities	(194)	198
Net cash provided by operating activities	35,850	13,203
Cash flows from investing activities:
Capital expenditures	(11,511)	(4,381)
Website and software development costs	(8,586)	(9,529)
Business and asset acquisitions, net of cash acquired	(9,157)	(2,159)
Net cash used for investing activities	(29,254)	(16,069)
Cash flows from financing activities:
Cash paid for acquisition-related liabilities	(1,292)	(64)
Proceeds from credit facilities, net of issuance costs	5,625	183,311
Proceeds from IPO, net of issuance cost		127,363
Repurchase of RSAs and RSUs		(64,130)
Issuance under employee stock purchase plan	1,320
Exercise of options	130	41
Repayments against the credit facilities	(5,625)	(180,745)
Net cash provided by financing activities	158	65,776
Effect of exchange rate changes on cash and cash equivalents	166	(67)
Net increase in cash and cash equivalents	6,920	62,843
Cash and cash equivalents, beginning of period	103,859	50,725
Cash and cash equivalents, end of period	110,779	113,568
Supplemental cash flow disclosures including non-cash activities:
Cash paid for interest	2,486	4,377
Cash paid for income taxes, net	480	941
Liability established in connection with acquisitions	18,334	1,630
Capitalized stock-based compensation as website and software development costs	2,653	7,505
Shares issued in connection with acquisitions and other agreements	14,936	5,454
Dividends on redeemable convertible preferred stock settled in Company's equity		60,082
Non-cash settlement of warrants and derivative liabilities		63,100
Non-cash consideration for website and software development costs	$ 632	$ 689