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Accounts Payable and Accrued Expenses - Summary of Accounts Payable and Accrued Expenses (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Payables And Accruals [Abstract]    
Trade accounts payable, including amounts due to subcontractors $ 48,762 $ 51,984
Compensation and related benefits 5,712 7,578
Accrued warranty 4,664 3,384
Contract liability 5,666 6,541
Short-term operating lease liability 2,610  
Other 10,905 10,742
Total accounts payable and accrued expenses $ 78,319 $ 80,229