Computations of Profit Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Computations of Profit Per Share

(Dollars in millions except per share data)		Three Months Ended September 30,				Nine Months Ended September 30,
		2012		2011		2012		2011
I.	Profit for the period (A) 1:	$	1,699	$	1,141	$	4,984	$	3,381
II.	Determination of shares (in millions):	—
	Weighted-average number of common shares outstanding (B)	653.6		646.6		652.0		644.3
	Shares issuable on exercise of stock awards, net of shares assumed to be purchased out of proceeds at average market price	15.1		19.4		17.7		21.8
	Average common shares outstanding for fully diluted computation (C) 2	668.7		666.0		669.7		666.1
III.	Profit per share of common stock:
	Assuming no dilution (A/B)	$	2.60	$	1.76	$	7.64	$	5.25
	Assuming full dilution (A/C) 2	$	2.54	$	1.71	$	7.44	$	5.08
1 Profit attributable to common stockholders. 2 Diluted by assumed exercise of stock-based compensation awards using the treasury stock method.