Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Segment Reporting Information [Line Items]
Number of reportable segments	2
Data and Analytics [Member]
Segment Reporting Information [Line Items]
Segment reporting intercompany revenue	$ 1.2	$ 0.8
Segment reporting intercompany expense	1.3	0.7
Technology and Processing Solutions [Member]
Segment Reporting Information [Line Items]
Segment reporting intercompany revenue	1.2	1.6
Segment reporting intercompany expense	$ 1.1	$ 0.7