Warranty Obligations (Schedule Of Warranty Cost And Accrual Information) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Product Warranties Disclosures [Abstract]
Balance at beginning of period	$ 26.6	$ 19.4	$ 23.0	$ 18.0
Expense for new warranties	4.5	7.4	20.9	18.3
Adjustments to existing accruals	(0.6)	(0.3)	1.5	0.3
Claims paid	(6.3)	(4.7)	(21.2)	(14.8)
Balance at end of period	$ 24.2	$ 21.8	$ 24.2	$ 21.8