Benefit Plans (Tables)

9 Months Ended

Jun. 30, 2022

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)	2022		2021		2022		2021
Service cost	$	38	$	35	$	106	$	113
Interest cost	21		16		59		53
Expected return on plan assets	(52)		(40)		(146)		(129)
Amortization of prior service credit	(4)		(3)		(12)		(10)
Amortization of loss	17		22		48		73
Curtailment/Settlement (Gain) Loss	(1)		6		5		6
Net pension cost	$	19	$	36	$	61	$	106