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Benefit Plans (Tables)

9 Months Ended

Jun. 30, 2025

Retirement Benefits [Abstract]

Net Pension and Postretirement Cost

Net pension cost included the following components for the three and nine-month periods:

			Three Months Ended June 30,												Nine Months Ended June 30,
(Millions of dollars)			2025						2024						2025						2024
Service cost			$	9					$	22					$	28					$	69
Interest cost			31						34						101						108
Expected return on plan assets			(41)						(37)						(135)						(117)
Amortization of prior service credit			—						(1)						—						(3)
Amortization of loss			8						14						25						44
Settlement loss			30						—						30						—
Net pension cost			$	35					$	32					$	49					$	101

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- References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (q)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 715
-SubTopic 20
-Subparagraph (h)
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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