Condensed Consolidated Statements of Changes in Preferred Stock and Stockholders' Equity - 9 months ended Sep. 30, 2015 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Preferred Stock [Member] Series A Convertible Preferred Stock [Member]	Preferred Stock [Member] Series C Preferred Stock [Member]	Preferred Stock [Member] Series D Convertible Preferred Stock [Member]	Preferred Stock [Member] Series B Preferred Stock [Member]
Balance at Dec. 31, 2014	$ 185	$ 21	$ 103,014	$ (103,590)	$ (661)	$ 4,564	$ 2,103	$ 0	$ 1,401
Balance (in shares) at Dec. 31, 2014		21,400,244				123,077	1,000	0	1,000
Dividends accrued on Series A and Series C preferred stock	(617)	$ 0	(617)	0	0	$ 423	$ 194	$ 0	$ 0
Issuance of Series A and Series D convertible preferred stock	0	$ 0	0	0	0	$ 0	$ 0	$ 2,751	$ 0
Issuance of Series A and Series D convertible preferred stock (in shares)		0				20	0	10	0
Relative fair value allocated to warrant issued	42	$ 0	42			$ 0	$ 0	$ 0	$ 0
Share-based compensation	302	$ 0	302	0	0	$ 0	$ 0	$ 0	$ 0
Share-based compensation (in shares)		0				0	0	0	0
Net income	3,130	$ 0	0	3,130	0	$ 0	$ 0	$ 0	$ 0
Other comprehensive loss	(232)	0	0	0	(232)	0	0	0	0
Balance at Sep. 30, 2015	$ 2,810	$ 21	$ 102,741	$ (100,460)	$ (893)	$ 4,987	$ 2,297	$ 2,751	$ 1,401
Balance (in shares) at Sep. 30, 2015		21,400,244				123,097	1,000	10	1,000