Common Stock And Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2014

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Compensation Expense For Share-Based Incentive Awards

(in millions)	2014		2013		2012
Restricted stock units	$	42	$	36	$	31
Performance shares		36		28		26
Total compensation expense (pre-tax)	$	78	$	64	$	57
Total compensation expense (after-tax)	$	47	$	38	$	34

Schedule Of Restricted Stock Units

	Number of		Weighted Average Grant-
	Restricted Stock Units		Date Fair Value
Nonvested at January 1	2,300,021		$	43.16
Granted	1,092,035		$	43.76
Vested	(777,883	)	$	43.28
Forfeited	(75,816	)	$	43.01
Nonvested at December 31	2,538,357		$	43.38

Schedule Of Performance Shares

	Number of		Weighted Average Grant-
	Performance Shares		Date Fair Value
Nonvested at January 1	1,791,320		$	37.85
Granted	843,185			51.81
Vested	(275,247	)		41.94
Forfeited (1)	(665,319	)		42.34
Nonvested at December 31	1,693,939		$	42.37
(1) Includes performance shares that expired with zero value as performance targets were not met.