Note 2 - Net Income per Share (Tables)

3 Months Ended

Mar. 31, 2012

Net Income Per Share Disclosure [Abstract]

Schedule of basic and diluted net income per share

	Three Months Ended March 31,
	2012		2011
	(in millions, except per share amounts)
Numerator:
Net income	$	570	$	476
Denominator:
Weighted average common shares - basic	1,288		1,297
Dilutive effect of equity incentive plans	20		23
Weighted average common shares - diluted	1,308		1,320
Net income per share:
Basic	$	0.44	$	0.37
Diluted	$	0.44	$	0.36
Common stock equivalents excluded from income per diluted share because their effect would have been anti-dilutive	14		18