CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Net sales:
Software and other	$ 78,575	$ 94,466	$ 80,948
Professional services	43,830	40,978	41,905
Maintenance and EDI	109,262	113,460	109,575
Total net sales	231,667	248,904	232,428
Cost of sales:
Software and other	41,813	43,281	29,090
Professional services	25,114	24,693	21,134
Maintenance and EDI	28,989	31,090	29,090
Depreciation, amortization and impairment	6,980	8,987	9,340
Total cost of sales	102,896	108,051	88,654
Gross margin	128,771	140,853	143,774
Operating costs and expenses:
Sales and marketing	36,585	43,908	38,800
Product research and development	32,388	32,419	27,542
General and administrative	34,689	42,366	32,579
Acquisition-related expenses	906	3,402	1,614
Restructuring and other expenses	3,856	830	1,216
Depreciation, amortization and impairment	10,540	11,308	12,868
Total operating costs and expenses	118,964	134,233	114,619
Operating income	9,807	6,620	29,155
Other income (expense):
Interest expense	(21,762)	(32,926)	(29,421)
Interest income	514	766	506
Loss on debt extinguishment	(23,822)	0	0
Other, net	(831)	811	(2,106)
Total other income (expense)	(45,901)	(31,349)	(31,021)
Loss before income taxes	(36,094)	(24,729)	(1,866)
Income tax expense	2,889	4,091	3,665
Net loss	(38,983)	(28,820)	(5,531)
Less: noncontrolling interest's share	(3)	(18)	(10)
Net loss attributable to Merge	(38,980)	(28,802)	(5,521)
Less: preferred stock dividends	0	0	3,153
Net loss attributable to common shareholders of Merge	$ (38,980)	$ (28,802)	$ (8,674)
Net loss per share attributable to common shareholders of Merge - basic (in dollars per share)	$ (0.42)	$ (0.31)	$ (0.10)
Weighted average number of common shares outstanding - basic (in shares)	93,727,394	92,128,717	86,647,097
Net loss per share attributable to common shareholders of Merge - diluted (in dollars per share)	$ (0.42)	$ (0.31)	$ (0.10)
Weighted average number of common shares outstanding - diluted (in shares)	93,727,394	92,128,717	86,647,097