Associate Benefit Plans (Tables)

12 Months Ended

Sep. 01, 2018

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

Schedule Of Stock-Based Compensation Expense

	For the Fiscal Years Ended
	September 1,		September 2,		September 3,
	2018		2017		2016
Stock options	$	4,534	$	4,369	$	4,382
Restricted share awards		2,856		4,399		6,112
Restricted stock units		7,281		4,872		3,205
Associate Stock Purchase Plan		263		285		286
Total		14,934		13,925		13,985
Deferred income tax benefit		(4,376)		(5,292)		(5,206)
Stock-based compensation expense, net	$	10,558	$	8,633	$	8,779

Summary Of Stock Option Activity

	2018
	Shares	Weighted-Average Exercise Price
Outstanding - beginning of year	1,743	$	70.88
Granted	436		79.60
Exercised	(342)		70.96
Canceled/Forfeited	(77)		72.45
Outstanding - end of year	1,760	$	72.96
Exercisable - end of year	666	$	73.96

Schedule Of Option Grant Fair Value Assumptions

		2018			2017			2016
Expected life (in years)		4.0			4.1			3.9
Risk-free interest rate		1.87	%		1.16	%		1.09	%
Expected volatility		22.1	%		20.5	%		21.8	%
Expected dividend yield		2.30	%		2.40	%		2.40	%
Weighted-Average Grant-Date Fair Value	$	12.25		$	9.29		$	8.03

Summary Of Stock Options By Range Of Exercise Price

Range of Exercise Prices	Number of Options Outstanding at September 1, 2018	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price		Intrinsic Value		Number of Options Exercisable at September 1, 2018	Weighted-Average Remaining Contractual Life	Weighted-Average Exercise Price		Intrinsic Value
$  58.90 – $ 69.46	464	3.9	$	59.90	$	11,869	213	3.5	$	61.08	$	5,188
69.47 –    72.23	460	5.2		71.33		6,501	99	5.2		71.33		1,398
72.24 –    81.76	578	5.0		80.25		3,032	171	2.2		81.75		637
81.77 –    83.03	258	3.1		83.02		635	183	3.1		83.03		450
	1,760	4.5	$	72.96	$	22,037	666	3.3	$	73.96	$	7,673

Restricted Share Awards [Member]

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

Summary Of Non-Vested Restricted Share Award Activity

	2018
	Shares		Weighted-Average Grant-Date Fair Value
Non-vested restricted share awards at the beginning of the year	160	$	80.49
Granted	—		—
Vested	(91)		79.23
Canceled/Forfeited	(6)		82.43
Non-vested restricted share awards at the end of the year	63	$	81.98

Restricted Stock Units [Member]

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

Summary Of Non-Vested Restricted Stock Unit Award Activity

	2018
	Shares		Weighted-Average Grant-Date Fair Value
Non-vested restricted stock unit awards at the beginning of the year	313	$	66.66
Granted	175		81.57
Vested	(81)		66.75
Canceled/Forfeited	(30)		71.60
Non-vested restricted stock unit awards at the end of the year	377	$	73.18