Other Nonoperating Income, Net	12 Months Ended
Dec. 31, 2024
Other Income and Expenses [Abstract]
Other Nonoperating Income, Net	Note S: Other Nonoperating Income, Net Other nonoperating income, net, is comprised generally of interest income; foreign currency transaction gains and losses; pension and postretirement benefit cost (excluding service cost); net equity earnings from nonconsolidated investments and other miscellaneous income and expenses. Other nonoperating income, net, was $58 million, $62 million and $53 million in 2024, 2023 and 2022, respectively. In 2024, other nonoperating income, net, included $40 million of interest income and $10 million of third-party railroad track maintenance expense. In 2023, other nonoperating income, net, included $47 million of interest income and $9 million of third-party railroad track maintenance expense. In 2022, other nonoperating income, net, included $14 million of interest income, a $12 million pretax gain related to the repurchase of the Company's debt and $8 million of third-party railroad track maintenance expense.

The entire disclosure for the components of non-operating income or non-operating expense, including, but not limited to, amounts earned from dividends, interest on securities, gain (loss) on securities sold, equity earnings of unconsolidated affiliates, gain (loss) on sales of business, interest expense and other miscellaneous income or expense items.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(9))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Name:	us-gaap_OtherNonoperatingIncomeAndExpenseTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration