Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Share-Based Compensation

Summary of assumptions to estimate the fair value of stock option awards

	December 31,
	2014			2013			2012
Weighted-average volatility		27.35	%		28.12	%		30.55	%
Dividend yield		1.79	%		2.15	%		2.14	%
Expected term (in years)		6.06			6.14			6.11
Risk-free interest rate		1.99	%		1.25	%		1.43	%

Summary of options activity and related information under the Plan

Options	Number of Shares (in thousands)			Weighted- Average Exercise Price (per share)		Aggregate Intrinsic Value (in thousands) (1)		Weighted- Average Remaining Contractual Term
Outstanding at January 1, 2014		4,075		$	55.50
Granted		458			73.66
Exercised		(490	)		56.65
Forfeited or expired		(72	)		58.48
Outstanding at December 31, 2014		3,971		$	57.40	$	92,956		5.33
Exercisable at December 31, 2014		2,702		$	55.93	$	67,230		4.03

(1) Includes in-the-money options only.

	2013					2012
Options	Number of Shares (in thousands)			Weighted- Average Exercise Price		Number of Shares (in thousands)			Weighted- Average Exercise Price
Outstanding at January 1		4,417		$	53.91		4,990		$	52.61
Granted		595			55.81		614			46.70
Exercised		(854	)		47.37		(599	)		37.44
Forfeited or expired		(83	)		56.71		(588	)		52.14
Outstanding at December 31		4,075		$	55.50		4,417		$	53.91
Exercisable		2,651		$	56.74		2,888		$	57.28

Summary of changes in unvested options and related information under the Plan

Unvested Options	Number of Shares (in thousands)			Weighted-Average Grant Date Fair Value (per share)
Unvested at January 1, 2014		1,425		$	13.64
Granted		458			17.92
Vested		(556	)		14.57
Forfeited		(58	)		13.29
Unvested at December 31, 2014		1,269		$	14.80

Share-based compensation

Summary of changes in restricted stock and related information under the Plan

Restricted Stock (1)	Number of Shares (in thousands)			Weighted-Average Grant Date Fair Value (per share)
Unvested at January 1, 2014		608		$	53.03
Granted		120			73.65
Vested		(183	)		44.44
Forfeited		(20	)		56.70
Unvested at December 31, 2014		525		$	60.60

(1) Includes restricted stock units.

Cash-settled restricted stock units

Share-based compensation

Summary of changes in restricted stock and related information under the Plan

Cash-Settled Restricted Stock Units	Number of Shares (in thousands)
Unvested at January 1, 2014		190
Granted		15
Vested		(25	)
Forfeited		(6	)
Unvested at December 31, 2014		174