Annual report pursuant to Section 13 and 15(d)

Summary of Significant Policies - Schedule of Accounts Receivable (Details)

v3.8.0.1
Summary of Significant Policies - Schedule of Accounts Receivable (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Uncompleted contracts $ 39,612
Completed contracts 8,555
Accounts receivable 4,510 1,853
Unbilled receivable 10,077 5,286
Allowance for doubtful accounts (555) (119)
Accounts receivable, net $ 62,199 7,020
Predecessor [Member]    
Uncompleted contracts   24,046
Completed contracts   27,825
Accounts receivable  
Unbilled receivable  
Allowance for doubtful accounts   (170)
Accounts receivable, net   $ 51,701