Condensed Consolidated Statements of Redeemable Convertible Preferred Stock and Changes in Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Redeemable Convertible Preferred Stock [Member]	Convertible Series A Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated earnings (deficit) [Member]
Beginning Balance at Dec. 31, 2013	$ 65,129			$ 2	$ 77,142	$ (12,015)
Beginning Balance, Shares at Dec. 31, 2013				201,842,351
Net (loss) income	3,070					3,070
Issuance of convertible preferred stock and warrants to purchase common stock, net of offering costs	19,224				19,224
Issuance of convertible preferred stock and warrants to purchase common stock, net of offering costs, Shares			1,000,000
Redeemable convertible series B preferred stock dividends					9,455	(9,455)
Issuance of common stock under restricted share compensation arrangement, Shares				500,894
Equity-based compensation	807				807
Ending Balance at Dec. 31, 2014	88,230			$ 2	106,628	(18,400)
Ending Balance, Shares at Dec. 31, 2014				202,343,245
Ending Balance, Shares at Dec. 31, 2014		0	1,000,000
Issuance of preferred stock (par value as net proceeds treated as mezzanine)		0
Redeemable Convertible preferred stock, shares outstanding		0
Net (loss) income	(71,901)					(71,901)
Redeemable convertible series B preferred stock dividends	(13,248)	$ (12,500)				(13,248)
Equity-based compensation	961				961
Ending Balance at Sep. 30, 2015	$ 4,042			$ 2	$ 107,589	$ (103,549)
Ending Balance, Shares at Sep. 30, 2015			1,000,000	206,168,035
Ending Balance, Shares at Sep. 30, 2015		600,000	1,000,000
Preferred Stock Issued Shares Issued Value		$ 502,213
Issuance of common stock under restricted share compensation arrangement, Shares				3,824,790
Issuance of preferred stock (par value as net proceeds treated as mezzanine)		600,000
Preferred Stock Value, Ending Balance		$ 502,213
Redeemable Convertible preferred stock, shares outstanding		600,000