Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Share-Based Compensation

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

	December 31,
	2012			2011			2010
Weighted-average volatility		30.55	%		30.90	%		31.41	%
Dividend yield		2.14	%		1.67	%		0.73	%
Expected term (in years)		6.11			6.11			6.10
Risk-free interest rate		1.43	%		2.86	%		2.91	%

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, 2012		4,990		$	52.61
Granted		614			46.70
Exercised		(599	)		37.44
Forfeited or expired		(588	)		52.14
Outstanding at December 31, 2012		4,417		$	53.91	$	17,514		5.58
Exercisable at December 31, 2012		2,888		$	57.28	$	10,150		4.25

(1)

Includes in-the-money options only.

	2011					2010
Options	Number of Shares (in thousands)			Weighted Average Exercise Price		Number of Shares (in thousands)			Weighted Average Exercise Price
Outstanding at January 1		4,650		$	51.38		4,862		$	49.64
Granted		581			59.46		591			50.34
Exercised		(138	)		36.80		(645	)		36.85
Forfeited or expired		(103	)		56.96		(158	)		53.30
Outstanding at December 31		4,990		$	52.61		4,650		$	51.38
Exercisable		3,349		$	55.62		2,897		$	57.10

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, 2012		1,641		$	13.57
Granted		614			11.63
Vested		(677	)		12.31
Forfeited		(49	)		13.04
Unvested at December 31, 2012		1,529		$	13.36

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, 2012		875		$	50.12
Granted		84			47.12
Vested		(192	)		46.58
Forfeited		(20	)		48.66
Unvested at December 31, 2012		747		$	50.73

(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, 2012		—
Granted		103
Vested		—
Forfeited		(2	)
Unvested at December 31, 2012		101