CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Net loss	$ (100,784)	$ (25,438)	$ (81,559)	$ (41,821)
Other comprehensive income:
Change in pension and postretirement obligations, net of tax of $13 and $26 in 2014 and $10 and $20 in 2013	24	19	49	38
Total Other Comprehensive Income (Loss), Net of Tax	24	19	49	38
Comprehensive loss	$ (100,760)	$ (25,419)	$ (81,510)	$ (41,783)