Goodwill (Additional Data) (Details) (USD $)	12 Months Ended					3 Months Ended	1 Months Ended	12 Months Ended						1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Minimum [Member]	Dec. 31, 2013 Maximum [Member]	Dec. 31, 2012 CDS Mapping [Member]	Dec. 31, 2013 EQECAT Acquisition [Member]	Sep. 30, 2011 Tarasoft [Member]	Dec. 31, 2013 Technology and Processing Solutions [Member]	Dec. 31, 2012 Technology and Processing Solutions [Member]	Dec. 31, 2012 Technology and Processing Solutions [Member] CDS Mapping [Member]	Dec. 31, 2013 Data and Analytics [Member]	Dec. 31, 2012 Data and Analytics [Member]	Dec. 31, 2012 Data and Analytics [Member] CDS Mapping [Member]	May 31, 2011 Data and Analytics [Member] RP Data [Member]
Goodwill, acquired during period	$ 55,788,000	$ 33,875,000			$ 33,900,000	$ 12,700,000	$ 17,900,000	$ 28,942,000	$ 0		$ 26,846,000	$ 33,875,000		$ 154,500,000
Post acquisition adjustments		(7,266,000)								(114,000)			(7,152,000)
Goodwill reclassified to assets of discontinued operations	97,600,000	149,409,000
Goodwill, Impairment Loss	$ 51,800,000
Discount rate used in weighted average cost of capital calculation			10.50%	17.00%