Schedule II (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	$ 21.0	$ 30.7	$ 29.6
Additions charged to profit and loss	27.5	24.6	27.2
Write-offs	(28.3)	(23.5)	(23.0)
Foreign currency impact	(2.2)	(2.2)	(3.1)
Other	0.0	(8.6)	0.0
Balance at end of year	18.0	21.0	30.7
Valuation Allowance of Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of year	47.9	42.1	36.6
Additions charged to profit and loss	(3.8)	12.3	5.5
Write-offs	0.0	(3.5)	0.0
Foreign currency impact	(2.1)	(3.0)	0.0
Other	0.0	0.0	0.0
Balance at end of year	$ 42.0	$ 47.9	$ 42.1