Schedule I: Condensed Financial Information of Registrant - Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Assets
Total assets	$ 1,038,747	$ 268,387
Current liabilities
Accrued expenses and other current liabilities	37,675	9,905
Total current liabilities	363,122	31,726
Long-term debt	414,585	43,237
Earnout liability, at fair value	13,866	50,238
Private warrant liability, at fair value	15,193	31,534
Total liabilities	821,702	161,062
Commitments and contingencies
Stockholders' equity
Common stock, $0.0001 par value: Authorized shares - 400,000,000 and 400,000,000, respectively Issued and outstanding shares - 97,961,597 and 81,669,151, respectively	10	8
Additional paid-in capital	641,406	424,823
Accumulated other comprehensive loss	(259)
Accumulated deficit	(424,112)	(317,506)
Total stockholders' equity	217,045	107,325	$ (59,979)	$ (149,842)
Total liabilities and stockholders' equity	1,038,747	268,387
Parent
Assets
Investment in subsidiary	661,619	189,097
Total assets	661,619	189,097
Current liabilities
Accrued expenses and other current liabilities	930
Total current liabilities	930
Long-term debt	414,585
Earnout liability, at fair value	13,866	50,238
Private warrant liability, at fair value	15,193	31,534
Total liabilities	444,574	81,772
Stockholders' equity
Common stock, $0.0001 par value: Authorized shares - 400,000,000 and 400,000,000, respectively Issued and outstanding shares - 97,961,597 and 81,669,151, respectively	10	8
Additional paid-in capital	641,406	424,823
Accumulated other comprehensive loss	(259)
Accumulated deficit	(424,112)	(317,506)
Total stockholders' equity	217,045	107,325
Total liabilities and stockholders' equity	$ 661,619	$ 189,097