Contract Receivables and Billings in Excess of Revenue Recognized (Tables)

12 Months Ended

Dec. 31, 2016

Receivables [Abstract]

Schedule of Contract Receivables [Table Text Block]

At December 31, 2016 and 2015, contract receivables consist of the following (in thousands):

	Successor
	December 31, 2016		December 31, 2015
Billed accounts receivable	$	21,588	$	27,875
Unbilled accounts receivable		7,262		5,225
		28,850		33,100
Less allowance for doubtful accounts		(66)		(276)
	$	28,784	$	32,824