Equity Plans (Tables)

3 Months Ended

Dec. 01, 2011

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	December 1, 2011		December 2, 2010
Average expected life in years	5.1		5.2
Weighted-average expected volatility	67	%	58	%
Weighted-average risk-free interest rate	1.1	%	1.2	%

Restricted stock awards

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

Quarter ended	December 1, 2011		December 2, 2010
Service-based awards	1.8		1.2
Performance-based awards	1.9		1.2
Weighted-average grant-date fair values per share	$	5.17	$	7.58

Stock-based compensation expense

Stock-based Compensation Expense

Total compensation costs for our equity plans were as follows:

Quarter ended	December 1, 2011		December 2, 2010
Stock-based compensation expense by caption:
Cost of goods sold	$	5	$	4
Selling, general and administrative	11		11
Research and development	4		4
	$	20	$	19
Stock-based compensation expense by type of award:
Stock options	$	12	$	10
Restricted stock awards	8		9
	$	20	$	19