Summary of Significant Accounting Policies - Earnings Per Share (Details) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Accounting Policies [Abstract]
Loss from continuing operations		$ (24,443)	$ 1,043	$ (45,513)	$ (5,973)
Numerator (for basic and diluted earnings per share)
Less income allocated to RSUs		0	0	0	0
Numerator for basic and diluted earnings per share from continuing operations		$ (24,443)	$ 1,043	$ (45,513)	$ (5,973)
Denominator
Basic weighted-average shares outstanding		84,107	56,469	75,213	56,200
Effect of dilutive securities:
Stock options held by employees and directors		0	0	0	0
Diluted weighted-average shares outstanding		84,107	56,469	75,213	56,200
Anti-dilutive securities	[1]	2,148	3,313	2,148	3,313

[1] (1) Amount outstanding at balance sheet date, before application of the treasury stock method and not weighted for period outstanding