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Derivative instruments - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Derivative Instruments Gain Loss [Line Items] |  |  |
Length of time hedged in foreign currency contracts | 3 years |  |
3.625% notes due 2024 (3.625% 2024 Notes) | Notes |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Interest rate, stated percentage | 3.625% |  |
5.25% 2033 Notes | Notes |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Interest rate, stated percentage | 5.25% |  |
Forward Contracts [Member] | Designated as Hedging Instrument |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Notional amounts | $ 7,200 | $ 6,600 | $ 6,000
Forward Contracts [Member] | Derivatives not designated as hedging instruments |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Notional amounts | 148 | 457 | $ 517
Interest rate swap contracts | 3.625% notes due 2024 (3.625% 2024 Notes) |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Notional amounts | 1,400 |  |
Interest rate swap contracts | 5.25% 2033 Notes |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Notional amounts | $ 1,400 |  |
Interest rates | 1.80% |  |
Interest rate swap contracts | Designated as Hedging Instrument |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Notional amounts | $ 6,700 | $ 6,700 |
Foreign Currency and Cross Currency Swaps |  |  |
Derivative Instruments Gain Loss [Line Items] |  |  |
Foreign currency cash flow hedge gain (loss) to be reclassified | $ 170 |  |

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- 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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- 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 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4E -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4E + Details
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- 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 + Details
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- Definition The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480870/815-30-50-1 + Details
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- Definition Maximum period of hedging exposure to variability in future cash flows for forecasted transaction of foreign currency cash flow hedge, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes forecasted transaction for payment of variable interest on existing financial instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 30 -Topic 815 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480870/815-30-50-1 + Details
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