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Commitments and Contingencies - Schedule of Accrued General Insurance Reserves (Detail) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]    
Included in other current liabilities $ 5,102 $ 3,538
Included in other long-term liabilities 16,440 18,184
Total $ 21,542 $ 21,722