Stockholders' Equity and Warrants - Common Shares Outstanding and Common Stock Equivalents (Details) - $ / shares	Sep. 16, 2021	Dec. 24, 2023	Sep. 30, 2023	Dec. 31, 2022
Common Stock and Redeemable Convertible Preferred Stock
Issued and outstanding common shares (in shares)			96,432,323	96,405,838
Earnout shares (in shares)			2,050,000	2,050,000
Total common shares issued and outstanding (in shares)			98,482,323	98,455,838
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			171,657,045	149,164,054
Common Stock | Forecast
Common shares reserved for future issuance:
Share price (in usd per share)		$ 22.00
Convertible senior notes, due 2026
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			8,999,010	16,998,130
Capped call transactions, strike price (per unit)	$ 25
Capped call transactions, authorized shares	16,998,130
Convertible senior notes, due 2028
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			13,331,893	0
Restricted Stock Units (RSUs)
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			12,710,891	6,230,165
Contingent consideration - business combinations
Common shares reserved for future issuance:
Contingently issuable shares in connection with acquisitions (in shares)			24,362,726	10,631,558
2020 Stock Incentive Plan
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			8,288,976	11,189,745
Private warrants
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			1,795,700	1,795,700
Stock options (Note 9)
Common shares reserved for future issuance:
Total shares of common stock outstanding and reserved for future issuance (in shares)			3,685,526	3,862,918