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Derivative instruments - Schedule of Interest Rate Derivatives (Details) - Notes payable - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Derivative [Line Items]
Notional amounts	$ 6,650	$ 6,650
3.625% 2024 Notes
Derivative [Line Items]
Interest rate, stated percentage	3.625%
Notional amounts	$ 0	$ 1,400
Interest rates		3.40%
3.125% 2025 Notes
Derivative [Line Items]
Interest rate, stated percentage	3.125%
Notional amounts	$ 1,000	$ 1,000
Interest rates	2.10%	2.10%
2.60% 2026 Notes
Derivative [Line Items]
Interest rate, stated percentage	2.60%
Notional amounts	$ 1,250	$ 1,250
Interest rates	2.10%	2.10%
2.45% 2030 Notes
Derivative [Line Items]
Interest rate, stated percentage	2.45%
Notional amounts	$ 1,000	$ 1,000
Interest rates	1.30%	1.30%
2.30% 2031 Notes
Derivative [Line Items]
Interest rate, stated percentage	2.30%
Notional amounts	$ 500	$ 500
Interest rates	1.10%	1.10%
5.25% 2033 Notes
Derivative [Line Items]
Interest rate, stated percentage	5.25%
Notional amounts	$ 1,400	$ 0
Interest rates	1.80%
4.663% 2051 Notes
Derivative [Line Items]
Interest rate, stated percentage	4.663%
Notional amounts	$ 1,500	$ 1,500
Interest rates	4.30%	4.30%

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B

+ Details

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X

- Definition

The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480237/815-40-50-5

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X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A

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- Details

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- Details

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