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Business And Summary Of Significant Accounting Policies (Narrative) (Details) $ in Thousands | 12 Months Ended
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Sep. 03, 2022 USD ($) segment item | Aug. 28, 2021 USD ($) | Aug. 29, 2020 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |
Number of customer fulfillment centers | item | 6 |  |
Regional inventory centers | item | 10 |  |
Number Of Warehouses | item | 38 |  |
Inventory write-down |  | $ 30,091 |
Acquired intangible assets | $ 24,300 | 7,375 |
Amortization expense | 11,663 | 10,934 | $ 11,463
Advertising costs | 14,377 | 17,749 | 13,341
Shipping and handling costs | 155,472 | 133,737 | $ 125,859
Unrecognized tax benefit that would affect effective tax rate | $ 7,719 | $ 4,782 |
Number of Operating Segments | segment | 1 |  |
Number of reportable segments | segment | 1 |  |
Minimum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Original manufacturers warranty period | 30 days |  |
Maximum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Warranty period | 1 year |  |
Original manufacturers warranty period | 90 days |  |
Net Sales [Member] | Geographic Concentration Risk [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration risk, percentage | 100.00% | 100.00% |
Net Sales [Member] | Geographic Concentration Risk [Member] | US [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration risk, percentage | 95.00% | 94.00% |
Net Sales [Member] | Geographic Concentration Risk [Member] | North America [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration risk, percentage | 99.00% | 98.00% |
Net Sales [Member] | Geographic Concentration Risk [Member] | Europe [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Concentration risk, percentage | 1.00% |  |
Leasehold Improvements And Building [Member] | Minimum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 3 years |  |
Leasehold Improvements And Building [Member] | Maximum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 40 years |  |
Computer Systems, Equipment And Software [Member] | Minimum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 3 years |  |
Computer Systems, Equipment And Software [Member] | Maximum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 10 years |  |
Furniture, Fixtures And Equipment [Member] | Minimum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 3 years |  |
Furniture, Fixtures And Equipment [Member] | Maximum [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Property, plant and equipment estimated useful life | 20 years |  |
Trademark [Member] |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |
Write off of fully amortized assets | $ 4,329 | $ 236 |

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