Net Income Per Share Attributable to Gilead Common Stockholders (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table is a reconciliation of the numerator and denominator used in the calculation of basic and diluted net income per share attributable to Gilead common stockholders (in millions):

	Three Months Ended
	March 31,
	2015		2014
Net income attributable to Gilead	$	4,333	$	2,227
Shares used in per share calculation - basic	1,488		1,537
Effect of dilutive securities:
Stock options and equivalents	26		35
Conversion spread related to the May 2014 Notes	—		7
Conversion spread related to the May 2016 Notes	16		32
Warrants related to the May Notes	39		69
Shares used in per share calculation - diluted	1,569		1,680