Stockholder's Equity (Deficit) - Summary of Issued Shares of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended					9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Equity [Abstract]
Common stock issued in connection initial public offering, Shares				11,500,000			11,500,000
Acquisitions, Shares	62,738					143,800	791,139
Redemption of the series A-1, shares				1,786,739			1,786,739
Exercise of warrant options, Shares				2,534,239		67,713	2,534,239
Exercise of options, Shares	(354,918)			(16,850)		(779,068)	(20,350)
Restricted shares, net, Shares				8,333		38,929	8,333
Payment of earn-out liability						539,607
Payment of purchase price true up						24,200
Cancellation of shares				(117,785)			(117,785)
Total, Shares	417,656			15,728,376		1,593,317	16,523,015
Common stock issued in connection initial public offering, Average Price per Share				$ 15.00			$ 15.00
Acquisitions, Average Price per Share	$ 52.18					$ 41.86	31.60
Redemption of series A-1 preferred stock, Average Price per Share				15.00			15.00
Exercise of warrant options, Average Price per Share				0.01		17.19	0.01
Exercise of options, Average Price per Share	8.30			8.92		7.74	9.27
Restricted shares, net, Average Price per Share				24.00		31.31	24.00
Payment of earn-out liability						46.33
Payment of purchase price true up						44.81
Cancellation of shares, Average Price per Share				17.15			17.15
Total, Average Price per Share	$ 14.89			$ 12.82		$ 25.43	$ 13.72
Issuance of common stock in connection with the initial public offering, net of issuance costs of $15.6 million				$ 156,881
Acquisitions, Total Consideration	$ 3,274					$ 6,020	$ 25,000
Redemption of the series A-1				26,801			26,801
Exercise of warrant options, Total Consideration				25			25
Exercise of options, Total Consideration	2,946			150		6,032	189
Payment of earn-out liability						25,000
Payment of purchase price true up						1,084
Total Consideration	$ 6,220	$ 27,460	$ 4,456	150	$ 25,021	38,136	224,515
Common stock issued in connection initial public offering, Total Consideration				172,500			172,500
Redemption of series A-1 preferred stock, Total Consideration				26,801			$ 26,801
Payment of earn-out liability						25,000
Payment of purchase price true up						$ 1,084
Total Consideration				$ 199,476