Leases - Summary of Additional Information About Company's Operating Leases (Parenthetical) (Detail) - USD ($) $ in Thousands |
Dec. 31, 2020 |
Dec. 31, 2019 |
---|---|---|
Lease assets | $ 27,116 | $ 26,438 |
Lease liabilities | 29,201 | $ 28,470 |
Accounting Standards Update 2016-02 [Member] | ||
Lease assets | 24,100 | |
Lease liabilities | $ 24,100 |