Equity (Tables)

12 Months Ended

Dec. 31, 2016

Shareholders’ Equity

Schedule of stock option activity

				Weighted
				Average	Aggregate
		Weighted		Remaining	Intrinsic
		Average		Contractual	Value
	Options	Exercise Price		Term (in years)	(in millions)
Options outstanding at January 1, 2014	26,844,452	$	25.90	7.08
Options granted	6,220,000		47.70
Options exercised	(4,790,252)		20.27
Options forfeited	(486,280)		34.55
Options outstanding at December 31, 2014	27,787,920		31.60	7.09
Options granted	6,490,200		57.85
Options exercised	(2,718,745)		23.71
Options forfeited	(422,900)		41.73
Options outstanding at December 31, 2015	31,136,475		37.62	6.92
Options granted	7,560,450		57.72
Options exercised	(5,703,254)		25.80
Options forfeited	(727,280)		50.17
Options outstanding at December 31, 2016	32,266,391	$	44.14	7.03	$	744.1
Vested and non-vested options expected to vest at December 31, 2016	30,542,834	$	43.66	6.96	$	718.9
Exercisable options at December 31, 2016	13,540,821	$	32.91	5.37	$	464.4

Summary of status of non-vested options and changes during the year

		Weighted Average
		Fair Value
	Options	at Grant Date
Non-vested options at January 1, 2016	17,323,040	$	8.24
Options granted	7,560,450		7.39
Options vested	(5,430,640)		7.93
Options forfeited	(727,280)		8.28
Non-vested options at December 31, 2016	18,725,570	$	7.99

Summary of activity in the option plans

	2016		2015		2014
Total intrinsic value of stock options exercised	$	197.2	$	88.1	$	136.8
Total fair value of stock options vested		43.1		39.9		37.2

Schedule of restricted stock activity

				Weighted
				Average
		Fair Value		Remaining
	Restricted	at Grant		Amortization
	Shares	Date		Term (in years)
Restricted shares outstanding at January 1, 2014	26,880	$	38.76	0.39
Restricted shares granted	18,340		47.72
Shares vested and issued	(26,880)		38.76
Restricted shares outstanding at December 31, 2014	18,340		47.72	0.39
Restricted shares granted	17,948		57.85
Shares vested and issued	(19,032)		47.98
Restricted shares outstanding at December 31, 2015	17,256		57.97	0.39
Restricted shares granted	16,905		57.99
Shares vested and issued	(17,256)		57.97
Restricted shares outstanding at December 31, 2016	16,905		57.99	0.38

Schedule of after-tax components comprising Accumulated other comprehensive income (loss) included in equity

	Foreign		Unrealized		Defined		Accumulated
	Currency		Gain (Loss)		Benefit		Other
	Translation		on Cash		Plan		Comprehensive
	Adjustments		Flow Hedges		Adjustment		Income (Loss)
Balance at January 1, 2014	$	67.0	$	(0.1)	$	(121.9)	$	(55.0)
Other comprehensive income (loss) before reclassifications, net of tax of nil,  $0.2 and $39.9, respectively		(80.4)		(1.2)		(82.0)		(163.6)
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax of ($6.2)		—		—		12.8		12.8
Balance at December 31, 2014		(13.4)		(1.3)		(191.1)		(205.8)
Other comprehensive income (loss) before reclassifications, net of tax of nil,  $0.1 and $5.5, respectively		(151.5)		(0.4)		(10.0)		(161.9)
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax of ($10.1)		—		—		18.2		18.2
Balance at December 31, 2015		(164.9)		(1.7)		(182.9)		(349.5)
Other comprehensive income (loss) before reclassifications, net of tax of nil,  ($0.3) and $12.3, respectively		(108.6)		1.6		(28.8)		(135.8)
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax of ($8.9)		—		—		16.3		16.3
Balance at December 31, 2016	$	(273.5)	$	(0.1)	$	(195.4)	$	(469.0)