Revenue - Schedule of Accounts Receivable and Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance, beginning of period	$ 1,586
Add Provision charged to expense	115
Recoveries	11
Less Charges against allowance	(49)
Balance, end of period	$ 1,663
Predecessor
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance, beginning of period		$ 1,945
Add Provision charged to expense		22
Recoveries		21
Less Charges against allowance		(191)
Balance, end of period		$ 1,797