SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS - Allowance for Doubtful Accounts (Details) - Allowance for Doubtful Accounts - USD ($) $ in Thousands	4 Months Ended	12 Months Ended
	May 01, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Movement in Valuation Allowances and Reserves
Balance at Beginning of Period	$ 26,584	$ 26,584	$ 25,963	$ 11,484
Charges to Costs, Expenses and other	4,728	12,628	21,042	32,204
Write-off of Accounts Receivable	8,622	0	20,409	17,743
Impact of fresh start accounting	(22,689)	0	0	0
Other	(1)	1	(12)	18
Balance at End of Period	$ 0	$ 12,629	$ 26,584	$ 25,963