Stock-Based Compensation (Tables)

6 Months Ended

Oct. 30, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Components and Classification of Stock-based Compensation Expense

The following table presents the components and classification of stock-based compensation expense recognized for the three and six months ended October 30, 2015 and October 24, 2014:

	Three months ended						Six months ended
(in millions)	October 30, 2015			October 24, 2014			October 30, 2015			October 24, 2014
Stock options	$	62		$	14		$	119		$	20
Restricted stock awards	46			31			80			54
Employee stock purchase plan	5			3			10			8
Total stock-based compensation expense	$	113		$	48		$	209		$	82
Cost of products sold	$	14		$	4		$	26		$	8
Research and development expense	12			9			20			15
Selling, general, and administrative expense	65			35			114			59
Restructuring charges, net	6			—			14			—
Acquisition-related items	16			—			35			—
Total stock-based compensation expense	$	113		$	48		$	209		$	82
Income tax benefits	(34		)	(14		)	(63		)	(23		)
Total stock-based compensation expense, net of tax	$	79		$	34		$	146		$	59