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Basis of Presentation and Summary of Significant Accounting Policies - Earnings Per Share (Details) - Successor $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2016 USD ($) $ / shares shares
Schedule of Earnings Per Share [Line Items]
Net loss | $	$ (8,081)
Less: Loss allocable to participating securities | $	(46)
Net loss available for common shareholders | $	$ (8,035)
Loss per share, basic (in dollars per share) | $ / shares	$ (0.05)
Income (loss) per share, diluted (in dollars per share) | $ / shares	$ (0.05)
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Basic weighted average share outstanding (in shares)	165,684
Dilutive effects of stock options and RSUs (in shares)	0
Diluted weighted average shares outstanding (in shares)	165,684
Stock option awards
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,700
Restricted stock awards
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	300

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