Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net loss	$ (91.1)	$ (14.4)
Net unrealized gains (losses) on derivative financial instruments:
Net holding gains (losses) arising during the period	0.0	0.9
Reclassification adjustment for net realized gains recorded in net loss	0.0	(2.1)
Total net unrealized gains (losses) on derivative financial instruments	0.0	(1.2)
Net pension adjustments:
Liability adjustments for defined benefit plans	0.1	0.0
Reclassification adjustment for defined benefit plans recorded in net loss	1.3	0.2
Total net pension adjustments	1.4	0.2
Net foreign currency translation:
Unrealized foreign currency translation gains (losses)	(0.8)	(4.6)
Reclassification of cumulative translation adjustments	75.7	0.0
Total net foreign currency translation	74.9	(4.6)
Total other comprehensive income (loss), net of tax	76.3	(5.6)
Comprehensive loss	$ (14.8)	$ (20.0)