Equity Plans (Tables)

6 Months Ended

Mar. 04, 2021

Share-based Payment Arrangement [Abstract]

Schedule of Restricted Stock Awards Activity

	Quarter ended				Six months ended
	March 4, 2021		February 27, 2020		March 4, 2021		February 27, 2020
Restricted stock award shares granted	—		—		10		8
Weighted-average grant-date fair value per share	$	82.10	$	54.71	$	52.02	$	46.38

Employee Stock Purchase Plan Valuation Assumptions

Quarter ended	March 4, 2021			February 27, 2020
Weighted-average grant-date fair value per share	$	22.40		$	14.43
Average expected life in years	0.5			0.5
Weighted-average expected volatility	48		%	43		%
Weighted-average risk-free interest rate	0.1		%	1.5		%
Expected dividend yield	0		%	0		%

Stock-based Compensation Expense

	Quarter ended				Six months ended
	March 4, 2021		February 27, 2020		March 4, 2021		February 27, 2020
Stock-based compensation expense by caption
Cost of goods sold	$	57	$	37	$	98	$	68
Research and development	29		22		53		41
Selling, general, and administrative	26		26		53		48
	$	112	$	85	$	204	$	157
Stock-based compensation expense by type of award
Restricted stock awards	$	94	$	70	$	171	$	127
Employee stock purchase plan	15		11		27		19
Stock options	3		4		6		11
	$	112	$	85	$	204	$	157