Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (121.8)	$ 13.9	$ (157.1)	$ 9.5
Other comprehensive income (loss), before tax
Foreign currency translation adjustments	(350.2)	(60.3)	(614.0)	(37.3)
Pension and post-retirement plans
Net income recognized during the year	0.0	0.0	0.0	0.2
Pension and post-retirement plans	0.0	0.0	0.0	0.2
Tax expense	0.0	0.0	(0.5)	0.0
Pension and post-retirement plan, net of tax	0.0	0.0	(0.5)	0.2
Unrealized gain (loss) on available for sale securities
Unrealized gain (loss) on available for sale securities	1.0	(0.1)	1.2	(0.1)
Tax expense	0.0	0.0	0.0	0.0
Unrealized gain (loss) on available for sale securities, net of tax	1.0	(0.1)	1.2	(0.1)
Derivative financial instruments revaluation
Unrealized hedging loss arising during the period	(18.1)	0.0	(18.1)	(0.2)
Derivative financial instruments revaluation	(18.1)	0.0	(18.1)	(0.2)
Tax benefit	6.3	0.0	6.3	0.1
Derivative financial instruments revaluation, net of tax	(11.8)	0.0	(11.8)	(0.1)
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]
Total other comprehensive loss, net of tax	(361.0)	(60.4)	(625.1)	(37.3)
Comprehensive loss	(482.8)	(46.5)	(782.2)	(27.8)
Comprehensive loss (income) attributable to the non-controlling interests	6.7	1.8	10.3	(2.9)
Comprehensive loss attributable to common stockholders	$ (476.1)	$ (44.7)	$ (771.9)	$ (30.7)