Summary of Significant Accounting Policies (Cash, Cash Equivalents, Restricted Cash Reconciliation) (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Jan. 29, 2022	May 01, 2021	Jan. 30, 2021
Accounting Policies [Abstract]
Cash and cash equivalents	$ 4,015,567	$ 4,922,365	$ 5,367,006
Restricted cash and cash equivalents included in:
Prepaid expenses and other	11,406	11,403	10,766
Other long-term assets	48,625	48,614	49,046
Total restricted cash and cash equivalents	60,031	60,017	59,812
Total cash and cash equivalents, and restricted cash and cash equivalents	$ 4,075,598	$ 4,982,382	$ 5,426,818	$ 4,953,769

Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(2))
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_RestrictedCashAndCashEquivalents
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant