Fair Value Measurements - Schedule of Fair Value Measurements - Recurring Basis (Details) - USD ($) $ in Millions	Aug. 01, 2020	Feb. 01, 2020	Aug. 03, 2019
Assets
Prepaid forward contracts classified as Other Current Assets	$ 1,463	$ 1,333	$ 1,341
Interest rate swaps classified as Other Noncurrent Assets	1,405	1,358	1,373
Liabilities
Interest rate swaps classified as Other Noncurrent Liabilities	1,980	1,724	1,808
Fair value measured on recurring basis \| Level 1 \| Casper Sleep Inc.
Assets
Equity securities classified as Other Current Assets	27	39	80
Fair value measured on recurring basis \| Level 1 \| Prepaid forward contracts
Assets
Prepaid forward contracts classified as Other Current Assets	26	23	20
Fair value measured on recurring basis \| Level 1 \| Short-term investments
Assets
Short-term investments classified as Cash and Cash Equivalents	6,370	1,810	796
Fair value measured on recurring basis \| Level 2 \| Interest rate swaps
Assets
Interest rate swaps classified as Other Noncurrent Assets	239	137	108
Liabilities
Interest rate swaps classified as Other Noncurrent Liabilities	$ 12	$ 0	$ 0

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