Stock-Based Compensation (Activity for Stock Option Awards) (Details) - Jun. 30, 2015 - $ / shares shares in Thousands	Total	Total
Stock-Based Compensation
Number of options, beginning balance	5,111	4,501
Weighted Average Exercise Price Per Share, beginning balance	$ 30.86	$ 28.08
Options granted, Number of options	0	751
Options granted, Weighted Average Exercise Price Per Share		$ 46.55
Options exercised, Number of options	(320)	(428)
Options exercised, Weighted Average Exercise Price Per Share	$ 17.19	$ 18.55
Options forfeited, Number of options	(7)	(40)
Options forfeited, Weighted Average Exercise Price Per Share	$ 41.11	$ 37.80
Number of options, ending balance	4,784	4,784
Weighted Average Exercise Price Per Share, ending balance	$ 31.76	$ 31.76