CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net sales:
Software and other	$ 80,948	$ 42,420	$ 33,037
Professional services	41,905	23,175	11,830
Maintenance and EDI	109,575	74,737	21,974
Total net sales	232,428	140,332	66,841
Cost of sales:
Software and other	29,090	13,762	3,730
Professional services	21,134	15,411	6,731
Maintenance and EDI	29,090	24,418	5,593
Depreciation, amortization and impairment	9,340	10,972	3,323
Total cost of sales	88,654	64,563	19,377
Gross margin	143,774	75,769	47,464
Operating costs and expenses:
Sales and marketing	38,800	20,697	9,203
Product research and development	27,542	20,064	10,689
General and administrative	32,579	22,012	13,005
Acquisition-related expenses	1,614	9,674	1,225
Restructuring and other expenses	1,216	5,006	1,613
Depreciation, amortization and impairment	12,868	6,840	2,766
Total operating costs and expenses	114,619	84,293	38,501
Operating income (loss)	29,155	(8,524)	8,963
Other income (expense):
Interest expense	(29,421)	(17,218)	(2,716)
Interest income	506	58	50
Other, net	(2,106)	522	(6,147)
Total other income (expense)	(31,021)	(16,638)	(8,813)
Income (loss) before income taxes	(1,866)	(25,162)	150
Income tax expense (benefit)	3,665	(13,646)	(135)
Net income (loss)	(5,531)	(11,516)	285
Less: noncontrolling interest's share	(10)	0	0
Net income (loss) attributable to Merge	(5,521)	(11,516)	285
Less: preferred stock dividends	3,153	19,076	0
Net income (loss) attributable to common shareholders of Merge	$ (8,674)	$ (30,592)	$ 285
Net income (loss) per share attributable to common shareholders of Merge - basic	$ (0.10)	$ (0.38)	$ 0.00
Weighted average number of common shares outstanding - basic (in share)	86,647,097	80,231,427	60,910,268
Net income (loss) per share attributable to common shareholders of Merge - diluted	$ (0.10)	$ (0.38)	$ 0.00
Weighted average number of common shares outstanding - diluted (in share)	86,647,097	80,231,427	62,737,821