Bankruptcy Related Disclosures - Contractual Interest (Details) - Predecessor $ in Thousands	2 Months Ended
	Aug. 31, 2017 USD ($)
Fresh-Start Adjustment [Line Items]
Total Contractual Interest	$ 4,880
12.75% Senior Secured Notes due December 15, 2018
Fresh-Start Adjustment [Line Items]
Total Contractual Interest	4,639
5.25% Convertible Notes due December 30, 2019
Fresh-Start Adjustment [Line Items]
Total Contractual Interest	$ 241