Annual report pursuant to Section 13 and 15(d)

Contracts in Progress (Details)

v3.7.0.1
Contracts in Progress (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Revenue earned on uncompleted contracts $ 532,549  
Less: Billings to date (539,780)  
Net overbilling (7,231)  
Costs and estimated earnings in excess of billing on uncompleted contracts 31,959  
Billings in excess of costs and estimated earnings on uncompleted contracts (39,190)  
Net overbilling $ (7,231)  
Predecessor [Member]    
Revenue earned on uncompleted contracts   $ 390,847
Less: Billings to date   (396,374)
Net overbilling   (5,527)
Costs and estimated earnings in excess of billing on uncompleted contracts   20,745
Billings in excess of costs and estimated earnings on uncompleted contracts   (26,272)
Net overbilling   $ (5,527)