Fair Value Measurements - Schedule of Carrying and Estimated Fair Value (Details) - USD ($) $ in Thousands	Jan. 29, 2022	Jan. 30, 2021
Carrying Value
Convertible senior notes due 2025	$ 449,287	$ 418,493
Senior notes	1,481,443	0
Fair Value, Recurring \| Convertible Senior Notes, Due 2025
Carrying Value
Convertible senior notes due 2025	449,300	418,500
Fair Value, Recurring \| Convertible Senior Notes, Due 2025 \| Level 2
Fair Value
Convertible senior notes due 2025	2,016,300	1,181,500
Fair Value, Recurring \| 2032 Senior Notes
Carrying Value
Senior notes	741,700	0
Fair Value, Recurring \| 2032 Senior Notes \| Level 2
Fair Value
Senior Notes	733,100	0
Fair Value, Recurring \| 2052 Senior Notes
Carrying Value
Senior notes	739,700	0
Fair Value, Recurring \| 2052 Senior Notes \| Level 2
Fair Value
Senior Notes	$ 711,300	$ 0

Carrying Value

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- Definition

Estimated Fair Value

+ References

No definition available.

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- Definition

Fair value portion of borrowing which can be exchanged for a specified number of another security at the option of the issuer or the holder, for example, but not limited to, the entity's common stock.

+ References

No definition available.

+ Details

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- Definition

Carrying amount of long-term convertible debt as of the balance sheet date, net of the amount due in the next twelve months or greater than the normal operating cycle, if longer. The debt is convertible into another form of financial instrument, typically the entity's common stock.

+ References

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- Definition

Fair value portion of notes payable.

+ References

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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