CONSOLIDATED STATEMENT OF STOCKHOLDERS' DEFICIT (Unaudited) - 3 months ended Mar. 31, 2016 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning Balance at Dec. 31, 2015	$ (171,258)	$ 23,860	$ 485,582	$ (680,700)
Beginning Balance, Shares at Dec. 31, 2015		47,720
Stock-based compensation	1,330	$ 512	818
Stock-based compensation, Shares		1,023
Restricted stock used for tax withholdings	(312)	$ (105)	(207)
Restricted stock used for tax withholdings, Shares		(209)
Stock issued in exchange for debt	6,598	$ 2,307	4,291
Stock issued in exchange for debt, Shares		4,615
Net loss	(56,577)			(56,577)
Ending Balance at Mar. 31, 2016	$ (220,219)	$ 26,574	$ 490,484	$ (737,277)
Ending Balance, Shares at Mar. 31, 2016		53,149