Fresh Start Accounting - Adjustments to Accumulated Deficit (Details) $ in Thousands	Feb. 08, 2019 USD ($)
Fresh-Start Adjustment [Line Items]
Common stock, par value $0.01	$ 94
Total stockholder's equity	73,700
Reorganization Adjustments
Fresh-Start Adjustment [Line Items]
Common stock, par value $0.01	94
Issuance of the equity to the holders of the Senior Secured Notes due 2021 and PIK Notes due 2021	71,249
Issuance of the equity related to the emergence vesting of RSUs	1,318
Issuance of the equity to the consenting creditors	1,500
Total equity issued at emergence	74,161
Value of shares relinquished to satisfy taxes on the RSUs vested at emergence	(461)
Total stockholder's equity	$ 73,700