Derivative Instruments and Hedging Activities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Derivative Instruments Gain (Loss) [Line Items]
Gain (loss) recognized on derivative instruments	$ (14.8)	$ (1.0)
Interest Expense [Member] | Interest rate swaps
Derivative Instruments Gain (Loss) [Line Items]
Gain (loss) recognized on derivative instruments	(1.5)	(1.1)
Sales [Member] | Foreign exchange forward contracts
Derivative Instruments Gain (Loss) [Line Items]
Gain (loss) recognized on derivative instruments	0.3	(0.1)
Asset Management Income [Member] | Foreign exchange forward contracts
Derivative Instruments Gain (Loss) [Line Items]
Gain (loss) recognized on derivative instruments	$ (13.6)	$ 0.2