Accounts Payable and Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2014

Payables And Accruals [Abstract]

Summary of Accounts Payable and Accrued Expenses

	June 30, 2014		December 31, 2013
Trade accounts payable, including due to subcontractors	$	19,490	$	23,108
Compensation and related benefits		1,505		2,412
Accrued interest		170		399
Current portion of earn-out liability		1,050		1,812
Accrued warranty		1,232		1,107
Other accrued expenses		3,110		5,518
	$	26,557	$	34,356