Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Statement of Comprehensive Income [Abstract]
Net loss	$ (11.1)	$ (8.4)
Other comprehensive income (loss), before tax:
Foreign currency translation adjustments	4.4	2.2
Pension and postretirement benefits:
Prior service credit	(0.1)	(0.5)
Net actuarial loss (gain)	0.3	(2.5)
Cash flow hedges:
Reclassification adjustment for losses on cash flow hedges included in net loss	0.4	0.3
Other comprehensive income (loss), before tax	5.0	(0.5)
Tax attributes of items in other comprehensive income (loss)
Reclassification adjustment for losses on cash flow hedges included in net loss	(0.5)	(0.2)
Other comprehensive income (loss), tax impact	(0.5)	(0.2)
Total other comprehensive income (loss), net of tax	4.5	(0.7)
Total comprehensive loss	$ (6.6)	$ (9.1)