Stock and Incentive Programs for Employees (Tables)

12 Months Ended

Dec. 31, 2012

Black-Scholes-Merton Option Pricing Model

Black-Scholes-Merton option pricing model. The assumptions used to determine the fair market value of the stock options were as follows:

	2012			2011			2010
Expected volatility		39.71	%		36.69	%		35.61	%
Risk-free interest rate		1.18	%		2.54	%		2.75	%
Expected life (years)		6.25			6.25			6.25
Expected dividend yield		5.06	%		4.57	%		4.19	%

Summary of Stock Option Activity

The following table is a summary of the Company’s 2012 stock option activity:

	Shares Under Option (thousands)			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value (millions)
Outstanding at December 31, 2011		3,995		$	20.75		5.9	$	9.5
Granted		1,221			13.22		9.2
Exercised		(197	)		7.09
Cancelled/forfeited/expired		(293	)		28.43
Outstanding at December 31, 2012		4,726			18.90		6.2		2.1
Vested and expected to vest at December 31, 2012		4,677			18.96		6.2		2.1
Exercisable at December 31, 2012		713		$	7.09		6.2	$	1.4

Nonvested Restricted Stock Unit Awards

Nonvested restricted stock unit awards as of December 31, 2012 and 2011, and changes during the year ended December 31, 2012 were as follows:

	Shares (thousands)			Weighted-Average Grant Date Fair Value
Nonvested at December 31, 2011		4,989		$	13.94
Granted		1,048			10.53
Vested		(2,622	)		15.24
Forfeited		(169	)		12.58
Nonvested at December 31, 2012		3,246		$	11.85

Nonvested Performance Share Unit Awards

Nonvested performance share unit awards as of December 31, 2012 and 2011, and changes during the year ended December 31, 2012, were as follows:

	Shares (thousands)		Weighted-Average Grant Date Fair Value
Nonvested at December 31, 2011		235	$	15.54
Granted		233		10.12
Nonvested at December 31, 2012		468	$	12.84