CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE LOSS (USD $) In Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Total stockholders' (deficit)/equity	Noncontrolling Interest [Member]	Total
BALANCE at Dec. 31, 2009	$ 39	$ 299,878	$ (4,549)	$ (265,827)	$ (18,912)	$ 10,629	$ 11,404	$ 22,033
BALANCE (in shares) at Dec. 31, 2009	38,900
Sale of stock in treasury	0	(17,935)	0	0	18,912	977	0	977
Sale of common stock	0	23	0	0	0	23	0	23
Sale of common stock (in shares)	151
Stock-based compensation	0	443	0	0	0	443	352	795
Disposal of Medicexchange	0	0	0	0	0	0	(233)	(233)
Net loss for the year	0	0	0	(9,651)	0	(9,651)	(3,350)	(13,001)
Translation adjustment	0	0	(456)	0	0	(456)	(212)	(668)
Total comprehensive loss						(10,107)	(3,562)	(13,669)
BALANCE at Dec. 31, 2010	39	282,409	(5,005)	(275,478)	0	1,965	7,961	9,926
BALANCE (in shares) at Dec. 31, 2010	39,051
Sale of common stock	32	607				639		639
Sale of common stock (in shares)	31,240
Stock-based compensation	0	134		0	0	134	113	247
Sale and assignment of Medicsight Stock	0	21	55	0	0	76	97	173
Net loss for the year	0	0	0	(4,549)	0	(4,549)	(3,006)	(7,555)
Translation adjustment	0	0	89	0	0	89	128	217
Total comprehensive loss						(4,460)	(2,878)	(7,338)
BALANCE at Dec. 31, 2011	$ 71	$ 283,171	$ (4,861)	$ (280,027)		$ (1,646)	$ 5,293	$ 3,647
BALANCE (in shares) at Dec. 31, 2011	70,291