Accounts Payable and Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2019

Payables And Accruals [Abstract]

Summary of Accounts Payable and Accrued Expenses

(table only in thousands)	March 31, 2019		December 31, 2018
Trade accounts payable, including due to subcontractors	$	53,315	$	51,984
Compensation and related benefits		5,375		7,578
Short-term lease liabilities		2,939		—
Accrued warranty		3,509		3,384
Contract liabilities		5,982		6,541
Other accrued expenses		8,081		10,742
Total accounts payable and accrued expenses	$	79,201	$	80,229