Condensed Consolidated and combined Statements of Comprehensive Income (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Statement of Comprehensive Income [Abstract]        
Net earnings $ 58.2 $ 71.4 $ 143.6 $ 181.2
Other comprehensive (loss) income:        
Currency translation adjustments (23.2) 6.4 (40.1) 30.4
Other comprehensive (loss) income (23.2) 6.4 (40.1) 30.4
Comprehensive income 35.0 77.8 103.5 211.6
Less: comprehensive income attributable to noncontrolling interest 1.9 1.8 5.9 5.2
Comprehensive income attributable to CDK $ 33.1 $ 76.0 $ 97.6 $ 206.4