Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net loss	$ (8.4)	$ (7.1)
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments	2.2	7.6
Pension and postretirement benefits:
Prior service credit	(0.5)	(1.8)
Net actuarial (gain)	(2.5)	(0.5)
Cash flow hedges:
Unrealized gain on cash flow hedges	0	7.8
Reclassification adjustment for losses on cash flow hedges included in net (loss)	0.1	2.3
Other comprehensive (loss) income	(0.7)	15.4
Total comprehensive (loss) income	$ (9.1)	$ 8.3