Shareholders' Equity (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of outstanding awards issued pursuant to plans

The following table summarizes the outstanding awards issued pursuant to the 2006 Plan described above as of December 31, 2015 and the remaining shares of common stock available for future issuance (in millions):


				Remaining
				shares of
				common stock
	Restricted		SSAR	available for
Plan name	Stock	RSUs	Awards	future issuance
2006 Plan (1)	1.4	0.7	0.2	3.2

As of December 31, 2015, unvested restricted stock will vest between February 2016 and August 2020, unvested RSUs will vest between February 2016 and May 2020 and the outstanding SSAR Awards will expire between March 2018 and March 2020. RSUs granted to non‑employee directors under the 2006 Plan prior to 2011 remain outstanding until the date the non‑employee director ceases, for any reason, to be a member of the Board of Directors.

Schedule of unvested restricted stock outstanding

The following table summarizes the status of our unvested restricted stock outstanding and related transactions for each of the following years (in millions, except weighted average grant‑date fair value price and weighted average remaining vesting term data):


Unvested Restricted Stock Outstanding
						Weighted
		Weighted				Average
		Average				Remaining
	Unvested	Grant-date			Aggregate	Vesting
	Restricted	Fair Value			Intrinsic	Term
	Stock	Price			Value	(in Years)
As of December 31, 2012	1.1	$	39.38	$	45.3	3.4
Granted	0.3		41.83
Vested	—		37.00
Forfeited	—		38.89
As of December 31, 2013	1.4		40.07		59.3	2.7
Granted	0.3		44.18
Vested	(0.2)		38.00
Forfeited	—		39.58
As of December 31, 2014	1.5		41.18		70.2	2.1
Granted	0.2		49.95
Vested	(0.2)		39.63
Forfeited	(0.1)		41.84
As of December 31, 2015	1.4	$	42.69	$	54.9	1.4

Schedule of RSUs

The following table summarizes the status of our RSUs and related transactions for each of the following years (in millions, except for weighted average grant‑date fair value data and weighted average remaining contractual life):


RSUs Outstanding
						Weighted
						Average
		Weighted				Remaining
		Average			Aggregate	Contractual
		Grant-date			Intrinsic	Life
	RSUs	Fair Value			Value	(in Years)
As of December 31, 2012	1.0	$	34.06	$	39.9	1.5
Granted	—		40.59
Issued	(0.3)		32.00
Forfeited	—		35.92
As of December 31, 2013	0.7		35.61		31.8	1.3
Granted	0.3		44.34
Issued	(0.2)		36.67
Forfeited	-		40.25
As of December 31, 2014	0.8		38.55		36.9	1.5
Granted	0.2		51.00
Issued	(0.3)		38.80
Forfeited	—		42.65
As of December 31, 2015	0.7	$	43.10	$	28.0	1.7

Schedule of outstanding and exercisable SSAR Awards

The following table summarizes the status of our outstanding and exercisable SSAR Awards and related transactions for each of the following years (in millions, except weighted average exercise price and weighted average remaining contractual life data):


	SSAR Awards Outstanding						SSAR Awards Exercisable
						Weighted						Weighted
						Average						Average
		Weighted				Remaining		Weighted				Remaining
		Average		Aggregate		Contractual		Average		Aggregate		Contractual
	SSAR	Exercise		Intrinsic		Life	SSAR	Exercise		Intrinsic		Life
	Awards	Price		Value		(in Years)	Awards	Price		Value		(in Years)
As of December 31, 2012	0.4	$	15.30	$	10.9	0.6	0.3		16.02		8.1	0.7
Granted	0.2		41.42
Exercised	(0.4)		14.07
Forfeited	—		37.34
As of December 31, 2013	0.2		37.69		1.5	3.6	—		23.25		1.1	1.0
Exercised	—		22.26
Forfeited	—		40.91
As of December 31, 2014	0.2		40.06		1.5	3.0	—	$	35.81	$	0.6	2.2
Granted	—		57.48
Exercised	—		25.08
As of December 31, 2015	0.2	$	42.91	$	—	2.5	—	$	42.06	$	—	2.2

Schedule of unrecognized compensation cost


Year Ended December 31,
2016	$	14.6
2017		10.8
2018		5.7
2019		1.3
2020		0.2
	$	32.6

Schedule of components of other comprehensive income and accumulated other comprehensive loss

Our other comprehensive loss, consisting of foreign currency translation adjustments related to our subsidiaries that have a functional currency other than the U.S. dollar and cash flow hedges, was as follows (in millions):


	Foreign				Accumulated
	Currency				Other
	Translation		Cash		Comprehensive
	Adjustments		Flow Hedges		Loss
Balance as of December 31, 2013	$	(29.3)	$	—	$	(29.3)
Other comprehensive loss		(30.9)		—		(30.9)
Balance as of December 31, 2014		(60.2)		—		(60.2)
Other comprehensive loss		(49.6)		0.6		(49.0)
Less: Net other comprehensive income attributable to noncontrolling interest		4.0		—		4.0
Balance as of December 31, 2015	$	(113.8)	$	0.6	$	(113.2)