v3.26.1

Fair Value - Schedule of Fair Value Information (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Quoted Prices in Active Markets for Identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, current	$ 0	$ 0
Derivative asset, noncurrent	0
Derivative liability, current	0	0
Contingent consideration, current	0	0
Derivative liability, noncurrent		0
Long-term debt, excluding finance lease liability	0	0
Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, current	23	20
Derivative asset, noncurrent	8
Derivative liability, current	(180)	(111)
Contingent consideration, current	0	0
Derivative liability, noncurrent		(73)
Long-term debt, excluding finance lease liability	(3,773)	(3,809)
Significant Unobservable Inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, current	0	0
Derivative asset, noncurrent	0
Derivative liability, current	0	0
Contingent consideration, current	(18)	(29)
Derivative liability, noncurrent		0
Long-term debt, excluding finance lease liability	0	0
Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, current	23	20
Derivative asset, noncurrent	8
Derivative liability, current	(180)	(111)
Contingent consideration, current	(18)	(29)
Derivative liability, noncurrent		(73)
Long-term debt, excluding finance lease liability	(3,763)	(3,790)
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative asset, current	23	20
Derivative asset, noncurrent	8
Derivative liability, current	(180)	(111)
Contingent consideration, current	(18)	(29)
Derivative liability, noncurrent		(73)
Long-term debt, excluding finance lease liability	$ (3,773)	$ (3,809)

Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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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.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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Elanco Animal Health Inc 10-Q