Consolidated Statements Of Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Common Stock Redeemable Convertible Preferred Stock	Common Stock Series B and Series C Redeemable Convertible Preferred Stock	Common Stock Series C Redeemable Convertible Preferred Stock	Common Stock Common stock warrants	Common Stock Adjusted balance	Common Stock	Additional Paid-in Capital Redeemable Convertible Preferred Stock	Additional Paid-in Capital Series B and Series C Redeemable Convertible Preferred Stock	Additional Paid-in Capital Series C Redeemable Convertible Preferred Stock	Additional Paid-in Capital Adjusted balance	Additional Paid-in Capital	Accumulated Deficit Adjusted balance	Accumulated Deficit Cumulative effect	Accumulated Deficit	Accumulated Other Comprehensive Income	Redeemable Convertible Preferred Stock	Series B and Series C Redeemable Convertible Preferred Stock	Series C Redeemable Convertible Preferred Stock	Common stock warrants	Redeemable convertible preferred stock warrants	Adjusted balance	Cumulative effect	Total
Beginning Balance at Dec. 31, 2018						$ 205					$ 10,615			$ (160,662)									$ (149,842)
Beginning Balance (in shares) at Dec. 31, 2018						20,475,883
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Retroactive application of recapitalization						$ (202)					119,202												119,000
Retroactive application of recapitalization (in shares)						8,937,724
Net loss														(103,319)									(103,319)
Net loss																							(103,319)
Stock-based compensation											35,972												35,972
Issuance of Series C redeemable convertible preferred stock								$ 37,274									$ 37,274
Issuance of Series C redeemable convertible preferred stock (in shares)		3,944,897
Vesting of restricted stock awards issued for acquisitions (in shares)						516,539
Repurchase of redeemable convertible stock											(42)												(42)
Repurchase of redeemable convertible stock (in shares)						(23,488)
Issuance of common stock for acquisitions											479												479
Issuance of common stock for acquisitions (in shares)						271,287
Issuance of common stock warrants											168												168
Exercise of stock options											110												110
Exercise of stock options (in shares)						74,980
Adjustment to purchase price consideration											(290)												(290)
Proceeds from issuance of redeemable convertible preferred stock warrants											4												4
Ending Balance at Dec. 31, 2019					$ 3	$ 3				$ 129,817	203,492	$ (160,662)	$ 507	(263,474)							$ (30,842)	$ 507	(59,979)
Ending Balance (in shares) at Dec. 31, 2019					29,413,607	34,197,822
Beginning Balance at Dec. 31, 2018																$ 119,000
Beginning Balance (in shares) at Dec. 31, 2018																42,104,419
Increase (Decrease) in Temporary Equity [Roll Forward]
Retroactive application of recapitalization																$ (119,000)
Retroactive application of recapitalization (in shares)																(42,104,419)
Net loss														(54,032)									(54,032)
Net loss																							(54,032)
Stock-based compensation											10,660												10,660
Stock-based compensation - earnout											636												636
Stock-based compensation - earnout (in shares)						1,976,332
Issuance of Series C redeemable convertible preferred stock								$ 4,836									$ 4,836
Issuance of Series C redeemable convertible preferred stock (in shares)		682,539
Conversion of convertible notes to Series C redeemable convertible preferred stock							$ 11,029		$ 1,436							$ 11,029		$ 1,436
Conversion of convertible notes to Series C redeemable convertible preferred stock (in shares)	702,791		198,750	1,705,266
Vesting of restricted stock awards issued for acquisitions (in shares)						472,141
Repurchase of redeemable convertible stock							$ (480)									$ (480)
Repurchase of redeemable convertible stock (in shares)	(75,162)
Issuance of common stock for acquisitions											6,898												6,898
Issuance of common stock for acquisitions (in shares)						785,330
Shareholder contribution											17,584												17,584
Issuance of common stock warrants											44												44
Exercise of stock options											1,029												1,029
Exercise of stock options (in shares)						505,711
Net share settlement of common stock options and restricted stock units						1,189,911
Inducement to convert preferred stock											(17,284)												(17,284)
Impacts of recognition of contingent beneficial conversion feature											(5,208)												(5,208)
Recapitalization and PIPE financing						$ 5					239,722												239,727
Recapitalization and PIPE financing (in shares)						35,304,052
Tax impacts of recapitalization											187												187
Earnout liability											(50,238)												(50,238)
Earnout liability (in shares)						4,023,668
Cancellation of redeemable convertible preferred stock repurchase liability											480												480
Ending Balance at Dec. 31, 2020						$ 8					424,823			(317,506)									107,325
Ending Balance (in shares) at Dec. 31, 2020						81,669,151
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss														(106,606)									(106,606)
Other comprehensive income															$ (259)
Net loss																							(106,865)
Stock-based compensation											15,631												15,631
Stock-based compensation - earnout											22,961												22,961
Conversion of convertible notes to Series C redeemable convertible preferred stock (in shares)																			1,705,266	702,791
Issuance of common stock for acquisitions						$ 1					35,706												35,707
Issuance of common stock for acquisitions (in shares)						2,042,652
Contingent consideration for acquisitions											6,685												6,685
Reclassification of earnout liability upon vesting											54,891												54,891
Reclassification of private warrant liability upon exercise											31,730												31,730
Vesting of restricted stock units (in shares)						2,549,223
Exercise of stock warrants						$ 1					126,768												126,769
Exercise of stock warrants (in shares)						11,521,412
Exercise of stock options											4,326												$ 4,326
Exercise of stock options (in shares)						1,700,557																	1,700,557
Income tax withholdings											(28,940)												$ (28,940)
Income tax withholdings (in shares)						(1,521,398)
Transaction costs											(262)												(262)
Capped call transactions											(52,913)												(52,913)
Ending Balance at Dec. 31, 2021						$ 10					$ 641,406			$ (424,112)	$ (259)								$ 217,045
Ending Balance (in shares) at Dec. 31, 2021						97,961,597