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Summary of Significant Accounting Policies - Additional Information (Details) | 3 Months Ended | 4 Months Ended | 12 Months Ended
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May 13, 2018 USD ($) | Feb. 18, 2018 USD ($) | Nov. 26, 2017 USD ($) | May 07, 2017 USD ($) | [1] | Feb. 12, 2017 USD ($) | Nov. 20, 2016 USD ($) | Sep. 02, 2018 USD ($) warehouse states | Sep. 03, 2017 USD ($) | Sep. 02, 2018 USD ($) warehouse states | Sep. 03, 2017 USD ($) | Aug. 28, 2016 USD ($)
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount |  |  |  |  |  |  |  |  | $ 142,000,000 |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 762 |  | 762 |  |
Credit and debit card receivables, at carrying value |  |  |  |  |  |  | $ 1,348,000,000 | $ 1,255,000,000 | $ 1,348,000,000 | $ 1,255,000,000 |
Bank Overdrafts |  |  |  |  |  |  | 463,000,000 | 383,000,000 | 463,000,000 | 383,000,000 |
Inventory, LIFO Reserve, Effect on Income, Net |  |  |  |  |  |  |  |  |  |  | $ (64,000,000)
Accrued insurance |  |  |  |  |  |  | 1,148,000,000 | 1,059,000,000 | $ 1,148,000,000 | 1,059,000,000 |
Foreign currency transaction gain (loss), before tax |  |  |  |  |  |  |  |  |  |  | 38,000,000
Maximum reward rebate percentage per customer yearly |  |  |  |  |  |  |  |  | 2.00% |  |
Maximum reward rebate amount per customer yearly |  |  |  |  |  |  |  |  | $ 1,000 |  |
Reduction in sales |  |  |  |  |  |  |  |  | $ 1,394,000,000 | 1,281,000,000 | 1,172,000,000
Minimum number of days of employment to qualify for retirement plan |  |  |  |  |  |  |  |  | 90 days |  |
Defined contribution plan, cost recognized |  |  |  |  |  |  |  |  | $ 578,000,000 | 543,000,000 | 489,000,000
OTHER LIABILITIES |  |  |  |  |  |  | 1,314,000,000 | 1,200,000,000 | 1,314,000,000 | 1,200,000,000 |
OTHER ASSETS |  |  |  |  |  |  | 860,000,000 | 869,000,000 | 860,000,000 | 869,000,000 |
Other current assets |  |  |  |  |  |  | 321,000,000 | 272,000,000 | 321,000,000 | 272,000,000 |
Income Tax Expense (Benefit) | $ 309,000,000 | $ 273,000,000 | $ 285,000,000 | $ 259,000,000 | $ 288,000,000 | $ 291,000,000 | $ 396,000,000 | 487,000,000 | $ 1,263,000,000 | 1,325,000,000 | $ 1,243,000,000
UNITED STATES |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 527 |  | 527 |  |
Number of states in country | states |  |  |  |  |  |  | 44 |  | 44 |  |
CANADA |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 100 |  | 100 |  |
MEXICO |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 39 |  | 39 |  |
UNITED KINGDOM |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 28 |  | 28 |  |
JAPAN |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 26 |  | 26 |  |
KOREA |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 15 |  | 15 |  |
TAIWAN |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 13 |  | 13 |  |
AUSTRALIA |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 10 |  | 10 |  |
SPAIN |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 2 |  | 2 |  |
ICELAND |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 1 |  | 1 |  |
FRANCE |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of warehouses operated | warehouse |  |  |  |  |  |  | 1 |  | 1 |  |
Building and Building Improvements [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 5 years |  |
Building and Building Improvements [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 50 years |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 3 years |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 20 years |  |
Software [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 3 years |  |
Software [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Property, plant and equipment, useful life |  |  |  |  |  |  |  |  | 7 years |  |
Employees [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Share-based compensation arrangement by share-based payment award, award vesting period |  |  |  |  |  |  |  |  | 5 years |  |
Forward foreign exchange contracts |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Notional amount of forward foreign - exchange derivative |  |  |  |  |  |  | $ 717,000,000 | $ 637,000,000 | $ 717,000,000 | $ 637,000,000 |
Accounting Standards Update 2016-09 [Member] |  |  |  |  |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  |  |  |  |  | $ (33,000,000) |  |
[1] | Includes an $82 tax benefit recorded in the third quarter in connection with the special cash dividend paid to employees through the Company's 401(k) Retirement Plan.

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