Stock-Based Compensation (Tables)

9 Months Ended

Jun. 03, 2017

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Stock-Based Compensation Expense

	Thirteen Weeks Ended				Thirty-Nine Weeks Ended
	June 3,		May 28,		June 3,		May 28,
	2017		2016		2017		2016
Stock options	$	1,088	$	1,044	$	3,275	$	3,296
Restricted share awards		998		1,420		3,332		4,619
Restricted stock units		1,286		785		3,561		2,197
Associate Stock Purchase Plan		78		54		207		190
Total		3,450		3,303		10,375		10,302
Deferred income tax benefit		(1,311)		(1,255)		(3,943)		(3,915)
Stock-based compensation expense, net	$	2,139	$	2,048	$	6,432	$	6,387

Schedule Of Option Grant Fair Value Assumptions

	Thirty-Nine Weeks Ended
	June 3,		May 28,
	2017		2016
Expected life (in years)	4.1		3.9
Risk-free interest rate	1.16	%	1.09	%
Expected volatility	20.50	%	21.82	%
Expected dividend yield	2.40	%	2.40	%
Weighted-average grant-date fair value	$9.29		$8.03

Summary Of Stock Option Activity

	Options	Weighted-Average Exercise Price per Share		Weighted-Average Remaining Contractual Term (in years)	Aggregate Intrinsic Value
Outstanding on September 3, 2016	1,645	$	69.86
Granted	537		71.33
Exercised	(335)		67.44
Canceled/Forfeited	(36)		70.73
Outstanding on June 3, 2017	1,811	$	70.73	4.8	$	28,033
Exercisable on June 3, 2017	649	$	73.51	3.4	$	8,238

Restricted Share Awards [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Non-Vested Restricted Share Award Activity

	Shares	Weighted-Average  Grant-Date Fair Value
Non-vested restricted share awards at September 3, 2016	265	$	78.58
Granted	—		—
Vested	(96)		75.30
Canceled/Forfeited	(7)		81.06
Non-vested restricted share awards at June 3, 2017	162	$	80.40

Restricted Stock Units [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Summary Of Non-Vested Restricted Stock Unit Award Activity

	Shares	Weighted-Average  Grant-Date Fair Value
Non-vested restricted stock unit awards at September 3, 2016	198	$	58.98
Granted	174		73.33
Vested	(45)		59.12
Canceled/Forfeited	(12)		65.10
Non-vested restricted stock unit awards at June 3, 2017	315	$	66.66