Earnings Per Share (Reconciliation Of Basic Shares Outstanding To Diluted Shares Outstanding) (Details) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Earnings Per Share [Abstract]
Basic shares outstanding	54.8	59.3	54.8	59.2
Dilutive effect of stock option awards	0.5	0.6	0.4	0.6
Diluted shares outstanding	55.3	59.9	55.2	59.8