Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2017

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income

	Unrealized Currency Translation Adjustments			Pension Plan Adjustments			Unrealized Gain on Securities		Unrealized Gain (Loss) on Derivatives			Accumulated Other Comprehensive Loss
Balance, December 31, 2016	$	(292.2	)	$	(56.6	)	$	0.4	$	(2.0	)	$	(350.4	)
Current year deferrals to AOCI	83.4			17.1			0.4		(1.6		)	99.3
Reclassifications from AOCI to Net income	—			8.1			—		2.0			10.1
Net Change	83.4			25.2			0.4		0.4			109.4
Balance, December 31, 2017	$	(208.8	)	$	(31.4	)	$	0.8	$	(1.6	)	$	(241.0	)

	Unrealized Currency Translation Adjustments			Pension Plan Adjustments			Unrealized Gain on Securities		Unrealized Gain (Loss) on Derivatives			Accumulated Other Comprehensive Loss
Balance, December 31, 2015	$	(232.8	)	$	(33.4	)	$	0.1	$	(3.2	)	$	(269.3	)
Current year deferrals to AOCI	(59.4		)	(22.3		)	0.3		(2.5		)	(83.9		)
Reclassifications from AOCI to Net income	—			(0.9		)	—		3.7			2.8
Net Change	(59.4		)	(23.2		)	0.3		1.2			(81.1		)
Balance, December 31, 2016	$	(292.2	)	$	(56.6	)	$	0.4	$	(2.0	)	$	(350.4	)

	Unrealized Currency Translation Adjustments			Pension and Other Long-term Employee Benefit Adjustments			Unrealized Gain (Loss) on Securities			Unrealized Gain (Loss) on Derivatives			Accumulated Other Comprehensive Loss
Balance, December 31, 2014	$	(72.1	)	$	(31.2	)	$	(0.2	)	$	0.2		$	(103.3	)
Current year deferrals to AOCI	(160.7		)	(4.3		)	0.3			0.6			(164.1		)
Reclassifications from AOCI to Net income	—			2.1			—			(4.0		)	(1.9		)
Net Change	(160.7		)	(2.2		)	0.3			(3.4		)	(166.0		)
Balance, December 31, 2015	$	(232.8	)	$	(33.4	)	$	0.1		$	(3.2	)	$	(269.3	)