Stock-Based Compensation (Tables)

9 Months Ended

Jan. 29, 2016

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 nine months ended January 29, 2016 and January 23, 2015:

	Three months ended						Nine months ended
(in millions)	January 29, 2016			January 23, 2015			January 29, 2016			January 23, 2015
Stock options	$	43		$	7		$	162		$	27
Restricted stock awards	33			24			113			78
Employee stock purchase plan	5			2			15			10
Total stock-based compensation expense	$	81		$	33		$	290		$	115
Cost of products sold	$	12		$	4		$	38		$	12
Research and development expense	8			5			28			20
Selling, general, and administrative expense	47			24			162			83
Restructuring charges, net	2			—			16			—
Acquisition-related items	12			—			46			—
Total stock-based compensation expense	$	81		$	33		$	290		$	115
Income tax benefits	(23		)	(8		)	(86		)	(31		)
Total stock-based compensation expense, net of tax	$	58		$	25		$	204		$	84