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Accounts Payable and Accrued Expenses - Summary of Accounts Payable and Accrued Expenses (Detail) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Payables And Accruals [Abstract]    
Trade accounts payable, including amounts due to subcontractors $ 55,789 $ 55,899
Compensation and related benefits 5,237 5,079
Accrued warranty 3,950 4,090
Contract liabilities 6,399 3,974
Short-term lease liability 2,115 2,274
Other 12,028 13,681
Total accounts payable and accrued expenses $ 85,518 $ 84,997