Employee Benefit Plans (Changes In Stock Options Outstanding) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2014
Compensation and Retirement Disclosure [Abstract]
Number of Options, outstanding at July 1, 2014	7,931
Number of Options, granted	13
Number of Options, exercised	(913)
Number of Options, cancelled	(25)
Number of Options, outstanding at September 30, 2014	7,006	[1]
Weighted Average Price, outstanding at July 1, 2014	$ 52
Weighted Average Price, granted	$ 83
Weighted Average Price, exercised	$ 42
Weighted Average Price, cancelled	$ 47
Weighted Average Price, outstanding at September 30, 2014	$ 53	[1]

[1] On October 1, 2014, after calculating the ADP stock option conversion ratio and the CDK stock option conversion ratio, ADP stock options outstanding increased by 849 thousand and the strike prices were adjusted to preserve the intrinsic value of remaining ADP employees' awards. The number of outstanding ADP stock options also decreased by 823 thousand related to the previously outstanding ADP awards substituted with CDK awards for CDK employees. The weighted average grant price of ADP options outstanding at October 1, 2014 as a result of the conversion was $46.85.