Condensed Consolidated Statements Of Earnings And Comprehensive Income (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Condensed Consolidated Statements Of Earnings And Comprehensive Income [Abstract]
Loss from discontinued operations, tax benefit	$ 0.0	$ 0.0	$ 0.0	$ 0.0
Earnings from sale of discontinued business, tax benefit	$ (0.7)	$ 0.0	$ (44.1)	$ (1.2)