CONSOLIDATED STATEMENTS OF STOCKHOLDERS' (DEFICIT) EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning Balance at Dec. 31, 2014	$ 216,589	$ 0	$ 8	$ (10,679)	$ 529,682	$ (302,422)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of stock options	2				2
Surrender of stock to satisfy minimum tax withholding	(58)			(58)
Issuance of Series A convertible preferred stock and warrants	6,581				6,581
Accrued dividends on preferred stock	(6,120)				(6,120)
Deemed dividends on preferred stock	(3,690)				(3,690)
Compensation under employee stock compensation plans	5,309				5,309
Net loss	(300,128)					(300,128)
Ending Balance at Dec. 31, 2015	(81,515)	0	8	(10,737)	531,764	(602,550)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net proceeds from private placements	83,267		4		83,263
Surrender of stock to satisfy minimum tax withholding	(33)			(33)
Surrender of stock - settlement				(255)	255
Shares issued in connection with the acquisition of Home Solutions, Inc.	9,937			11,025	(1,088)
Equity linked liabilities reclassified to equity upon approval of Charter Amendment	2,847				2,847
Accrued dividends on preferred stock	(8,392)				(8,392)
Deemed dividends on preferred stock	(692)				(692)
Compensation under employee stock compensation plans	3,725				3,725
Net loss	(42,765)					(42,765)
Ending Balance at Dec. 31, 2016	(33,621)	0	12	0	611,682	(645,315)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net proceeds from private placements	20,777		1		20,776
Exercise of stock options	21				21
Surrender of stock to satisfy minimum tax withholding	(16)			(16)
Accrued dividends on preferred stock	(9,376)				(9,376)
Deemed dividends on preferred stock	(701)				(701)
Compensation under employee stock compensation plans	2,360				2,360
Net loss	(64,196)					(64,196)
Ending Balance at Dec. 31, 2017	$ (84,752)	$ 0	$ 13	$ (16)	$ 624,762	$ (709,511)