CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents, including restricted cash of $813 and $813 at March 31, 2013 and December 31, 2012, respectively	$ 44,538	$ 35,875
Accounts receivable, net of reserves of $14,159 and $14,074 at March 31, 2013 and December 31, 2012, respectively	72,615	72,065
Inventory	4,956	5,979
Prepaid expenses	6,196	4,972
Deferred income taxes	3,135	3,135
Other current assets	23,497	21,621
Total current assets	154,937	143,647
Property and equipment:
Computer equipment	8,120	7,754
Office equipment	2,760	2,699
Leasehold improvements	1,287	1,287
Property and equipment, gross	12,167	11,740
Less accumulated depreciation	7,472	6,776
Net property and equipment	4,695	4,964
Purchased and developed software, net of accumulated amortization of $15,047 and $13,884 at March 31, 2013 and December 31, 2012, respectively	17,824	19,007
Other intangible assets, net of accumulated amortization of $27,425 and $25,007 at March 31, 2013 and December 31, 2012, respectively	33,189	35,628
Goodwill	214,269	214,312
Deferred income taxes	4,269	7,041
Other assets	11,716	12,254
Total assets	440,899	436,853
Current liabilities:
Accounts payable	25,756	24,438
Interest payable	12,344	4,944
Accrued wages	5,929	5,881
Restructuring accrual	1,213	222
Other current liabilities	9,517	12,606
Deferred revenue	54,851	52,355
Total current liabilities	109,610	100,446
Notes payable, net of unamortized discount	250,228	250,046
Deferred income taxes	3,046	3,046
Deferred revenue	785	894
Income taxes payable	1,096	1,040
Other liabilities	3,156	3,920
Total liabilities	367,921	359,392
Shareholders' equity:
Common stock, $0.01 par value: 150,000,000 shares authorized: 93,398,840 shares and 93,137,737 shares issued and outstanding at March 31, 2013 and December 31, 2012, respectively	934	931
Common stock subscribed, 149,341 shares and 158,395 shares at March 31, 2013 and December 31, 2012, respectively	914	934
Additional paid-in capital	579,830	577,774
Accumulated deficit	(510,670)	(504,195)
Accumulated other comprehensive income	1,538	1,567
Total Merge shareholders' equity	72,546	77,011
Noncontrolling interest	432	450
Total shareholders' equity	72,978	77,461
Total liabilities and shareholders' equity	$ 440,899	$ 436,853