Basis of Presentation (Details) (USD $) Share data in Millions, unless otherwise specified	3 Months Ended		6 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Mar. 31, 2014
Discontinued Operation [Abstract]
Proceeds from sale of business in cash			$ (8,046,000)	$ 0	$ 112,000,000
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenues		55,409,000		112,116,000
Operating expenses		44,316,000		92,248,000
Income from operations		11,093,000		19,868,000
Income tax provision		3,881,000		6,951,000
Income from discontinued operations, net of tax	0	7,212,000	0	12,917,000
Noncontrolling Interest [Abstract]
Non-controlling interest	16,661,000		16,661,000			20,256,000
Economic interest (in hundredths)			82.42%
Convisint shares purchased (in shares)	1.4		1.4
Ownership percentage of Covisint Corporation (in hundredths)	80.00%		80.00%
Basis for Revenue Recognition [Abstract]
Standard perpetual license sales, minimum term of maintenance agreement			1 year
Multi-product contracts, minimum term of maintenance agreement			2 years
Multi-product contracts, maximum term of maintenance agreement			5 years
Maintenance fees [Abstract]
Minimum term over which maintenance fees ratably recognized			1 year
Maximum term over which maintenance fees ratably recognized			5 years
Application services fees [Abstract]
Minimum term of customer arrangement for professional services without stand-alone value			1 year
Maximum term of customer arrangement for professional services without stand-alone value			5 years
Expected period over which customer will receive benefit			5 years
Research and development [Abstract]
Research and development costs	21,800,000	22,100,000	41,800,000	43,700,000
Income Taxes [Abstract]
Effective tax rate (in hundredths)			33.70%	13.70%
Cash paid for income taxes			$ 22,000,000	$ 17,900,000