Equity Plans (Tables)

6 Months Ended

Mar. 01, 2012

Notes to Financial Statements [Abstract]

Assumptions used in Black-Scholes option valuation model

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

	Quarter Ended				Six Months Ended
	March 1, 2012		March 3, 2011		March 1, 2012		March 3, 2011
Average expected life in years	5.1		5.0		5.1		5.1
Weighted-average expected volatility	66	%	55	%	66	%	56	%
Weighted-average risk-free interest rate	0.9	%	2.1	%	1.0	%	1.8	%

Restricted stock awards

 Restricted Stock Awards granted for the second quarters and first six months of 2012 and 2011 were as follows:

	Quarter Ended				Six Months Ended
	March 1, 2012		March 3, 2011		March 1, 2012		March 3, 2011
Service-based awards	2.0		3.1		3.8		4.3
Performance-based awards	—		—		1.9		1.2
Weighted-average grant-date fair values per share	$	5.84	$	9.62	$	5.40	$	8.74

Stock-based compensation expense

Stock-based Compensation Expense

Total compensation costs for our equity plans were as follows:

	Quarter Ended				Six Months Ended
	March 1, 2012		March 3, 2011		March 1, 2012		March 3, 2011
Stock-based compensation expense by caption:
Cost of goods sold	$	7	$	6	$	12	$	10
Selling, general and administrative	18		9		29		20
Research and development	5		4		9		8
	$	30	$	19	$	50	$	38
Stock-based compensation expense by type of award:
Stock options	$	19	$	11	$	31	$	21
Restricted stock awards	11		8		19		17
	$	30	$	19	$	50	$	38