CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (Unaudited) - 6 months ended Jun. 30, 2017 - USD ($) $ in Thousands	Preferred Stock [Member] Convertible Preferred Stock [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Beginning balance at Dec. 31, 2016	$ 1	$ 2	$ 225,289	$ (210,575)	$ 2	$ 14,719
Beginning balance (in shares) at Dec. 31, 2016	6,000	2,166,898
Stock-based compensation	$ 0	$ 0	73	0	0	73
Conversion of senior secured convertible debentures	$ 0	$ 0	262	0	0	262
Conversion of senior secured convertible debentures (in shares)	0	70,000
Conversion of convertible preferred stock	$ (1)	$ 1	0	0	0	0
Conversion of convertible preferred stock (in shares)	(3,072)	239,500
Issuance of common stock for fractional shares in reverse stock split (in shares)		1,345
Net loss	$ 0	$ 0	0	(3,440)	0	(3,440)
Ending balance at Jun. 30, 2017	$ 0	$ 3	$ 225,624	$ (214,015)	$ 2	$ 11,614
Ending balance (in shares) at Jun. 30, 2017	2,928	2,477,743