Financial Instruments and Fair Value Measures - Transfers of Assets or Liabilities Into or Out of Level 3 of the Fair Value Hierarchy (Details) - USD ($)	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Transfers of assets or liabilities between the fair value measurement levels
Transfers of assets into Level 3 of the fair value hierarchy	$ 0
Transfers of assets out of Level 3 of the fair value hierarchy	0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net [Abstract]
Transfers of liabilities into Level 3 of the fair value hierarchy	0
Transfers of liabilities out of Level 3 of the fair value hierarchy	0
Reconciliation of the fair value measurements that use significant unobservable inputs (Level 3)
Beginning balance	21,666,000,000	$ 19,890,000,000
Cash consideration paid to shareholders	78,000,000	0
Change in fair value recognized in net earnings	1,518,000,000	660,000,000
Payments	(549,000,000)	(391,000,000)
Ending balance	$ 22,713,000,000	$ 20,159,000,000

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of transfers of financial instrument classified as a liability into level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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- Definition

Amount of transfers of financial instrument classified as a liability out of level 3 of the fair value hierarchy.

+ References

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Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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-URI https://asc.fasb.org/1943274/2147482078/820-10-55-101

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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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- References

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Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.

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- Definition

Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
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- Definition

Amount of purchases of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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- Definition

Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Section 50
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-Publisher FASB
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Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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