Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Stock-Based Compensation (Tables) [Abstract]

Pre-tax compensation expense and related income tax benefit for stock-based incentives

	2011		2010		2009
Long-term stock awards	$	39	$	37	$	37
Stock options		21		22		25
Phantom stock awards and stock appreciation rights		1		3		7
Total	$	61	$	62	$	69
Income tax benefit (before valuation allowance)	$	23	$	23	$	26

Company's long-term stock award activity

	2011		2010		2009
Unvested stock award shares at January 1		10		9		8
Weighted average grant date fair value	$	19	$	21	$	26
Stock award shares granted		2		3		2
Weighted average grant date fair value	$	13	$	14	$	8
Stock award shares vested		2		2		1
Weighted average grant date fair value	$	20	$	23	$	26
Stock award shares forfeited		—		—		—
Weighted average grant date fair value	$	18	$	20	$	24
Unvested stock award shares at December 31		10		10		9
Weighted average grant date fair value	$	17	$	19	$	21

Company's stock option activity

	2011		2010		2009
Option shares outstanding, January 1		37		36		31
Weighted average exercise price	$	21	$	23	$	25
Option shares granted, including restoration options		2		5		6
Weighted average exercise price	$	13	$	14	$	8
Option shares exercised		—		—		—
Aggregate intrinsic value on date of exercise (A)	$	1 million	$	1 million	$	— million
Weighted average exercise price	$	8	$	8	$	—
Option shares forfeited		3		4		1
Weighted average exercise price	$	22	$	23	$	22
Option shares outstanding, December 31		36		37		36
Weighted average exercise price	$	21	$	21	$	23
Weighted average remaining option term (in years)		5		6		6
Option shares vested and expected to vest, December 31		36		37		36
Weighted average exercise price	$	21	$	22	$	23
Aggregate intrinsic value (A)	$	12 million	$	23 million	$	31 million
Weighted average remaining option term (in years)		5		6		6
Option shares exercisable (vested), December 31		24		22		21
Weighted average exercise price	$	25	$	25	$	26
Aggregate intrinsic value (A)	$	4 million	$	4 million	$	— million
Weighted average remaining option term (in years)		4		4		4

(A) Aggregate intrinsic value is calculated using the Company’s stock price at each respective date, less the exercise price (grant date price) multiplied by the number of shares.

Weighted average grant date fair value of option shares granted and the assumptions used to estimate those values using a Black-Scholes option pricing model

	2011			2010			2009
Weighted average grant date fair value	$	5.07		$	5.30		$	2.28
Risk-free interest rate		2.69	%		2.76	%		2.60	%
Dividend yield		2.35	%		2.17	%		3.70	%
Volatility factor		49.03	%		46.03	%		39.18	%
Expected option life		6 years			6 years			6 years

Stock Option Shares Outstanding and Exercisable

Option Shares Outstanding							Option Shares Exercisable
Range of Prices	Number of Shares		Weighted Average Remaining Option Term		Weighted Average Exercise Price		Number of Shares		Weighted Average Exercise Price
$  8-23		20		7 Years	$	14		9	$	16
$24-28		6		3 Years	$	27		6	$	27
$29-32		10		4 Years	$	30		9	$	30
$33-38		—		3 Years	$	34		—	$	34
$  8-38		36		5 Years	$	21		24	$	25

Phantom Stock Awards and Stock Appreciation Rights

	Phantom Stock Awards At December  31,				Stock Appreciation Rights At December 31,
	2011		2010		2011		2010
Accrued compensation cost liability	$	7	$	6	$	3	$	5
Unrecognized compensation cost	$	4	$	5	$	1	$	2
Equivalent common shares		1		1		2		2