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Impact of the COVID-19 Pandemic (Details)		3 Months Ended			6 Months Ended	9 Months Ended
	Aug. 10, 2020 USD ($)	Jan. 30, 2021 $ / shares	Oct. 31, 2020 USD ($) $ / shares	Nov. 02, 2019 USD ($) $ / shares	Aug. 01, 2020 USD ($) store	Oct. 31, 2020 USD ($) $ / shares	Nov. 02, 2019 USD ($) $ / shares	Nov. 30, 2020 USD ($) store	Nov. 18, 2020 USD ($)	Feb. 01, 2020 USD ($)
Unusual Risk or Uncertainty [Line Items]
Cash and cash equivalents			$ 10,581,993,000	$ 2,060,176,000		$ 10,581,993,000	$ 2,060,176,000			$ 3,216,752,000
Cash dividends declared per share (in dollars per share) | $ / shares			$ 0	$ 0.230		$ 0	$ 0.690
Inventory reduction					$ 400,000,000
Expense reduction						$ 400,000,000
Accounts receivable net increase						100,000,000
Accrued expenses and other current liabilities						300,000,000
Senior Notes | Subsequent Event
Unusual Risk or Uncertainty [Line Items]
Aggregate principal amount									$ 1,000,000,000.0
Maximum tender amount									$ 750,000,000.0
COVID-19
Unusual Risk or Uncertainty [Line Items]
Number of reopened stores (more than) | store					4,500
COVID-19 | Subsequent Event
Unusual Risk or Uncertainty [Line Items]
Number of stores temporarily closed | store								500
Forecast
Unusual Risk or Uncertainty [Line Items]
Cash dividends declared per share (in dollars per share) | $ / shares		$ 0.26
1.150% Notes Due 2028 | Senior Notes | Subsequent Event
Unusual Risk or Uncertainty [Line Items]
Aggregate principal amount								$ 500,000,000.0
Revolving Credit Facility
Unusual Risk or Uncertainty [Line Items]
Revolver, maximum borrowing capacity			$ 1,500,000,000			$ 1,500,000,000
Revolving Credit Facility | Revolving Credit Facility Due August 2021
Unusual Risk or Uncertainty [Line Items]
Revolver, maximum borrowing capacity	$ 500,000,000
Line of credit facility, expiration period	364 days

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