Accumulated Other Comprehensive Income (Components Of Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	$ (371.6)	[1]	$ (471.4)	[1]
Other comprehensive income before reclassifications, net of tax (expense)	1.1	[1]	(0.9)	[1]
Amounts reclassified from accumulated other comprehensive income (loss)	5.0	[1]	7.9	[1]
Net current period other comprehensive (loss) income	6.1	[1]	7.0	[1]
Ending Balance	(365.5)	[1]	(464.4)	[1]
Other comprehensive income before reclassifications, tax (expense) benefit	(1.9)		(1.2)
Foreign Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	21.3	[1]	30.1	[1]
Other comprehensive income before reclassifications, net of tax (expense)	(0.4)	[1]	(6.2)	[1]
Net current period other comprehensive (loss) income	(0.4)	[1]	(6.2)	[1]
Ending Balance	20.9	[1]	23.9	[1]
Derivative Adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(0.7)	[1]	(19.2)	[1]
Other comprehensive income before reclassifications, net of tax (expense)	1.2	[1]	3.1	[1]
Amounts reclassified from accumulated other comprehensive income (loss)	(1.8)	[1]	1.2	[1]
Net current period other comprehensive (loss) income	(0.6)	[1]	4.3	[1]
Ending Balance	(1.3)	[1]	(14.9)	[1]
Other comprehensive income before reclassifications, tax (expense) benefit	(1.8)		(1.4)
Pension And Postretirement Adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(392.2)	[1]	(482.3)	[1]
Other comprehensive income before reclassifications, net of tax (expense)	0.3	[1]	2.2	[1]
Amounts reclassified from accumulated other comprehensive income (loss)	6.8	[1]	6.7	[1]
Net current period other comprehensive (loss) income	7.1	[1]	8.9	[1]
Ending Balance	(385.1)	[1]	(473.4)	[1]
Other comprehensive income before reclassifications, tax (expense) benefit	$ (0.1)		$ 0.2

[1] Amounts are net of tax