Equity Plans (Tables)

9 Months Ended

May 30, 2013

Table Text Block [Abstract]

Assumptions used in Black-Scholes option valuation model

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

	Quarter Ended				Nine Months Ended
	May 30, 2013		May 31, 2012		May 30, 2013		May 31, 2012
Average expected life in years	4.8		5.0		5.1		5.1
Weighted-average expected volatility	55	%	61	%	60	%	66	%
Weighted-average risk-free interest rate	0.7	%	0.9	%	0.7	%	1.0	%

Schedule of restricted stock awards activity

Restricted Stock Awards granted for the third quarters and first nine months of 2013 and 2012 were as follows:

	Quarter Ended				Nine Months Ended
	May 30, 2013		May 31, 2012		May 30, 2013		May 31, 2012
Service-based awards	—		0.1		5.4		3.9
Performance-based awards	—		—		1.2		1.9
Weighted-average grant-date fair values per share	$	9.97	$	6.82	$	6.21	$	5.43

Stock-based compensation expense

Stock-based Compensation Expense

Total compensation costs for our equity plans were as follows:

	Quarter Ended				Nine Months Ended
	May 30, 2013		May 31, 2012		May 30, 2013		May 31, 2012
Stock-based compensation expense by caption:
Cost of goods sold	$	7	$	5	$	20	$	17
Selling, general and administrative	10		12		28		41
Research and development	4		4		13		13
	$	21	$	21	$	61	$	71
Stock-based compensation expense by type of award:
Stock options	$	14	$	13	$	41	$	44
Restricted stock awards	7		8		20		27
	$	21	$	21	$	61	$	71