Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2011

Earnings Per Share [Abstract]

Computation of basic and diluted EPS

	Year ended December 31
	2011		2010		2009
Basic EPS Calculation
Earnings available to common stockholders – Basic*	$	26,895	$	19,024	$	10,483
Weighted-average number of common shares outstanding		1,986		1,996		1,991
Add: Deferred awards held as stock units		–		1		1
Total weighted-average number of common shares outstanding		1,986		1,997		1,992
Earnings per share of common stock – Basic	$	13.54	$	9.53	$	5.26
Diluted EPS Calculation
Earnings available to common stockholders – Diluted*	$	26,895	$	19,024	$	10,483
Weighted-average number of common shares outstanding		1,986		1,996		1,991
Add: Deferred awards held as stock units		–		1		1
Add: Dilutive effect of employee stock-based awards		15		10		9
Total weighted-average number of common shares outstanding		2,001		2,007		2,001
Earnings per share of common stock – Diluted	$	13.44	$	9.48	$	5.24

*   There was no effect of dividend equivalents paid on stock units or dilutive impact of employee stock-based awards on earnings.