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+ Details

Acquisitions (Details) In Millions, unless otherwise specified	0 Months Ended
	Nov. 18, 2011	Nov. 18, 2011 CSI Global Education [Member] USD ($)	Nov. 18, 2011 CSI Global Education [Member] CAD	May 06, 2011 Korea Investors Services Pricing [Member]
Business Acquisition [Line Items]
Purchase price		$ 151.4
Contingent payment			2.5
Contractual milestone	There is a 2.5 million Canadian dollar contingent cash payment which is dependent upon the achievement of a certain contractual milestone by January 2016.
Contingent consideration at fair value		$ 2.0
Additional direct equity investment in KIS				16.00%