CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) [Abstract]
Net loss	$ (3,951)	$ (28,120)	$ (3,626)	$ (34,613)
Translation adjustment	(69)	(8)	(69)	10
Change in fair value of marketable security, net of income taxes	0	1	0	(46)
Comprehensive loss	(4,020)	(28,127)	(3,695)	(34,649)
Less: noncontrolling interest's share	22	(13)	24	(31)
Comprehensive loss attributable to Merge	$ (4,042)	$ (28,114)	$ (3,719)	$ (34,618)