XML 31 R19.htm IDEA: XBRL DOCUMENT v3.21.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Liabilities Under Contract Contain Operating Leases (Detail)
$ in Thousands
Sep. 30, 2021
USD ($)
Accounting Policies [Abstract]  
October 1 to December 31, 2021 $ 552
2022 2,522
2023 2,188
2024 1,862
2025 3
Total lease payments 7,127
Imputed interest (285)
Total lease liability $ 6,842