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Debt (Tables)

3 Months Ended

Mar. 31, 2021

Debt Disclosure [Abstract]

Approximate Fair Value and Related Carrying Value of Long-term Debt, Including Current Maturities

The approximate fair value and related carrying value of the Company's total long-term debt, including current maturities of long-term debt presented as short-term debt, as of March 31, 2021 and December 31, 2020 were as follows:

In millions			March 31, 2021						December 31, 2020
Fair value			$	8,880					$	9,412
Carrying value			7,949						8,122

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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