Bankruptcy Related Disclosures - Reorganization Adjustments, Schedule of Net Cash Outflows (Details) $ in Thousands	Aug. 31, 2017 USD ($)
Cash received from initial draw on New ABL Facility
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	$ 78,797
Repayment of Debtor-In-Possession financing borrowings, including interest and fees
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(66,932)
Cash received from issuance of New Money Notes
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	38,002
Payment of put option fee
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(2,000)
Repayment of prepetition First Lien Notes, including interest and fees
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(49,415)
Payment of cash recovery to prepetition Second Lien Noteholders
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(6,646)
Payment related to key employee incentive plan
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(1,229)
Professional fees paid upon emergence
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	(956)
Reorganization Adjustments
Fresh-Start Adjustment [Line Items]
Cash and cash equivalents	$ (10,379)