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Fair Value Measurements (Tables)

12 Months Ended

Mar. 31, 2026

Fair Value Disclosures [Abstract]

Schedule of Carrying Values and Estimated Fair Values of Debt Instruments

The Company’s long-term debt is recorded at amortized cost. The carrying value and fair value of the Company’s long-term debt was as follows:

			March 31, 2026												March 31, 2025
(In millions)			Carrying Value						Fair Value						Carrying Value						Fair Value
Long-term debt, including current maturities			$	6,526					$	6,549					$	5,654					$	5,598

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- Definition

Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements.

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