Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ 44.0	$ (8.9)	$ 36.9	$ (17.3)
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments	(20.2)	10.0	(12.6)	18.1
Pension and postretirement benefits:
Prior service credit	(1.0)	(1.3)	(2.8)	(2.9)
Net actuarial gain	(1.1)	(0.1)	(1.6)	(0.4)
Reclassification of prior service credit	(40.5)	0	(40.5)	0
Unrealized (loss) gain on cash flow hedges	(2.8)	3.5	5.0	6.4
Reclassification adjustment for losses (gains) on cash flow hedges included in net income (loss)	1.7	(6.8)	4.0	(9.4)
Other comprehensive (loss) income	(63.9)	5.3	(48.5)	11.8
Total comprehensive loss	$ (19.9)	$ (3.6)	$ (11.6)	$ (5.5)