General form of registration statement for all companies including face-amount certificate companies

Schedule I - Parent Company Financial Information - Summary of Condensed Balance Sheets (Detail)

v3.21.2
Schedule I - Parent Company Financial Information - Summary of Condensed Balance Sheets (Detail) - USD ($)
$ in Thousands
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Non-current assets                
Total assets $ 760,406     $ 700,019       $ 724,846
Long-term liabilities                
Warrant liability 273     15,944       8,459
Total liabilities 476,439     415,908       408,611
Temporary equity                
Total temporary equity       263,895       236,995
Stockholders' equity                
Common Stock, Value 7     3       3
Additional paid-in capital 413,316     135,616       161,555
Accumulated other comprehensive loss (3,156)     (1,677)       (3,793)
Accumulated deficit (126,200)     (113,726)       (78,525)
Total stockholders' equity 283,967 $ (2,202) $ 11,157 20,216 $ 39,024 $ 50,109 $ 66,723 79,240
Total liabilities, temporary equity and stockholders' equity $ 760,406     700,019       724,846
Parent Company [Member]                
Non-current assets                
Investment in subsidiaries       300,055       324,694
Total non-current assets       300,055       324,694
Total assets       300,055       324,694
Long-term liabilities                
Warrant liability       15,944       8,459
Total liabilities       15,944       8,459
Temporary equity                
Total temporary equity       263,895       236,995
Stockholders' equity                
Common Stock, Value       3       3
Additional paid-in capital       135,616       161,555
Accumulated other comprehensive loss       (1,677)       (3,793)
Accumulated deficit       (113,726)       (78,525)
Total stockholders' equity       20,216       79,240
Total liabilities, temporary equity and stockholders' equity       300,055       324,694
Series A Preferred Stock [Member]                
Temporary equity                
Total temporary equity       77,562       68,360
Series A Preferred Stock [Member] | Parent Company [Member]                
Temporary equity                
Total temporary equity       77,562       68,360
Series A1 Preferred Stock [Member]                
Temporary equity                
Total temporary equity       78,621       69,495
Series A1 Preferred Stock [Member] | Parent Company [Member]                
Temporary equity                
Total temporary equity       78,621       69,495
Series B Preferred Stock [Member]                
Temporary equity                
Total temporary equity       90,910       82,338
Series B Preferred Stock [Member] | Parent Company [Member]                
Temporary equity                
Total temporary equity       90,910       82,338
Series C Preferred Stock [Member]                
Temporary equity                
Total temporary equity       16,802       16,802
Series C Preferred Stock [Member] | Parent Company [Member]                
Temporary equity                
Total temporary equity       $ 16,802       $ 16,802