Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013 Segment		Sep. 30, 2012		Dec. 31, 2012
Segment Reporting Information [Line Items]
Number of operating business units					2
Number of reportable segments					2
Net sales:
Software and other	$ 19,357		$ 21,232		$ 60,807		$ 69,251
Professional services	10,447		11,277		34,122		30,573
Maintenance and EDI	27,441		27,885		83,143		84,434
Total net sales	57,245		60,394		178,072		184,258
Expenses	52,842		52,193		159,883		157,318
Segment income (loss)	4,403		8,201		18,189		26,940
Net corporate/other expenses	8,982	[1]	10,343	[1]	53,658	[1]	35,098	[1]
Loss before income taxes	(4,579)		(2,142)		(35,469)		(8,158)
Depreciation and amortization	4,456		4,700		13,324		14,012
Restructuring and Other One Time Charges	2,054		830		3,856		830
Assets	393,817				393,817				436,853
Healthcare [Member]
Segment Reporting Information [Line Items]
Percent of revenue earned by an operating group (in hundredths)					82.00%
Net sales:
Software and other	11,291		17,854		43,243		56,911
Professional services	6,335		7,808		21,580		20,873
Maintenance and EDI	26,872		27,158		81,523		82,694
Total net sales	44,498		52,820		146,346		160,478
Expenses	42,995		43,447		131,798		131,675
Segment income (loss)	1,503		9,373		14,548		28,803
Depreciation and amortization	3,395		3,621		10,137		11,128
Restructuring and Other One Time Charges	1,366		333		2,886		333
Assets	417,399				417,399				412,841
DNA [Member]
Segment Reporting Information [Line Items]
Percent of revenue earned by an operating group (in hundredths)					18.00%
Net sales:
Software and other	8,066		3,378		17,564		12,340
Professional services	4,112		3,469		12,542		9,700
Maintenance and EDI	569		727		1,620		1,740
Total net sales	12,747		7,574		31,726		23,780
Expenses	9,847		8,746		28,085		25,643
Segment income (loss)	2,900		(1,172)		3,641		(1,863)
Depreciation and amortization	1,051		1,063		3,146		2,841
Restructuring and Other One Time Charges	123		497		405		497
Assets	40,221				40,221				33,207
Corporate/Other [Member]
Net sales:
Depreciation and amortization	10		16		41		43
Restructuring and Other One Time Charges	565		0		565		0
Assets	$ (63,803)				$ (63,803)				$ (9,195)

[1] Net corporate/other expenses include public company costs, corporate administration expenses, amortization expense which is not attributable to business segments, acquisition-related expenses and net interest expense.