Accumulated Other Comprehensive Loss - Amounts Reclassified from Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Aug. 29, 2020	May 30, 2020	Feb. 29, 2020	Nov. 30, 2019	Aug. 31, 2019	May 25, 2019	Feb. 23, 2019	Nov. 24, 2018	Aug. 29, 2020	Aug. 31, 2019	Aug. 25, 2018
Accumulated Other Comprehensive Income Loss [Line Items]
Selling and administrative expenses	[1]									$ 361,801	$ 334,840	$ 360,727
Provision for income taxes		$ 11,428	$ 5,921	$ 11,083	$ 13,686	$ 14,882	$ 14,480	$ 15,789	$ 13,639	42,118	58,790	23,351
Net income		$ 31,563	$ 21,285	$ 34,680	$ 48,242	$ 45,988	$ 47,220	$ 47,606	$ 38,320	135,770	179,134	$ 163,895
Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income Loss [Line Items]
Net income										384	492
Actuarial Losses | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income Loss [Line Items]
Selling and administrative expenses	[2]									233	645
Pension Benefit Liabilities, Net | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income Loss [Line Items]
Provision for income taxes											0
Net income										233	645
Derivative Financial Instruments | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income Loss [Line Items]
Net income										151	(153)
Derivative Financial Instruments | Forward Contracts | Reclassification out of Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income Loss [Line Items]
Forward contracts loss (gain)	[3]									$ 151	$ (153)

[1] Exclusive of depreciation on the Company’s property, plant and equipment and amortization of its intangible assets.

[2] Amounts included in selling and administrative expenses in the accompanying Consolidated Statements of Income.

[3] Amounts included in revenues in the accompanying Consolidated Statements of Income.