Equity Plans (Tables)

12 Months Ended

Aug. 28, 2014

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

Schedule option activity

Option activity for 2014 is summarized as follows:

	Number of Shares		Weighted-Average Exercise Price Per Share		Weighted-Average Remaining Contractual Life (In Years)	Aggregate Intrinsic Value
Outstanding at August 29, 2013	71		$	7.41
Granted	12		22.61
Exercised	(32	)	8.27
Cancelled or expired	(3	)	9.27
Outstanding at August 28, 2014	48		10.57		3.8	$	1,078
Exercisable at August 28, 2014	14		$	6.88	2.4	$	362
Expected to vest after August 28, 2014	33		11.92		4.3	692

Assumptions used in Black-Scholes option valuation model

 Assumptions used in the Black-Scholes model are presented below:

For the year ended	2014		2013		2012
Average expected life in years	4.9		5.1		5.1
Weighted-average expected volatility	48	%	59	%	66	%
Weighted-average risk-free interest rate	1.6	%	0.7	%	0.9	%

Schedule of restricted stock awards activity

Restricted Stock Awards activity for 2014 is summarized as follows:

	Number of Shares		Weighted-Average Grant Date Fair Value Per Share
Outstanding at August 29, 2013	13		$	6.49
Granted	7		21.88
Restrictions lapsed	(6	)	6.29
Cancelled	(1	)	8.75
Outstanding at August 28, 2014	13		15.08
Expected to vest after August 28, 2014	13		$	14.91

For the year ended	2014		2013		2012
Weighted-average grant-date fair values per share	$	21.88	$	6.23	$	5.43
Aggregate fair values at vesting date	115		17		32

Stock-based compensation expense

Stock-based Compensation Expense

For the year ended	2014		2013		2012
Stock-based compensation expense by caption:
Cost of goods sold	$	39	$	27	$	23
Selling, general and administrative	50		45		47
Research and development	25		18		17
Other	1		1		—
	$	115	$	91	$	87
Stock-based compensation expense by type of award:
Stock options	$	61	$	57	$	57
Restricted stock awards	54		34		30
	$	115	$	91	$	87