CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Dec. 31, 2014		Sep. 18, 2014		Dec. 31, 2013		Dec. 31, 2012
Net loss	$ (9,510)
Defined benefit pension plan:
Changes in unamortized net pension	87	[1]
Comprehensive loss, net of tax	(9,423)
Predecessor
Net loss			(15,782)		(9,131)		(5,724)
Defined benefit pension plan:
Changes in unamortized net pension			21	[1]	214	[1]	63	[1]
Comprehensive loss, net of tax			$ (15,761)		$ (8,917)		$ (5,661)

[1] Amount was shown net of tax of $50 for the period September 19 to December 31, 2014 (Successor). No tax expense or benefit was recognized for the Predecessor periods January 1 to September 18, 2014 and the year ended, December 31, 2013 and 2012.