Retirement Plans (Tables)

6 Months Ended

Nov. 30, 2022

Retirement Plan Tables [Abstract]

Schedule of Retirement Plan Costs

Our retirement plans costs for the periods ended November 30 were as follows (in millions):

	Three Months Ended					Six Months Ended
	2022		2021			2022		2021
Defined benefit pension plans, net	$	58	$	(2	)	$	117	$	(5	)
Defined contribution plans		228		171			472		351
Postretirement healthcare plans		23		23			46		45
Retirement plans MTM net loss		—		260			—		260
	$	309	$	452		$	635	$	651

Schedule of Net Periodic Benefit Cost

Net periodic benefit cost of the pension and postretirement healthcare plans for the periods ended November 30 included the following components (in millions):

	Three Months Ended
	U.S. Pension Plans						International Pension Plans						Postretirement Healthcare Plans
	2022			2021			2022			2021			2022		2021
Service cost	$	163		$	208		$	10		$	14		$	9	$	12
Other retirement plans expense (income):
Interest cost		305			255			8			7			14		11
Expected return on plan assets		(422	)		(477	)		(4	)		(6	)		—		—
Amortization of prior service credit and other		(2	)		(2	)		—			(1	)		—		—
MTM net loss		—			36			—			224			—		—
		(119	)		(188	)		4			224			14		11
	$	44		$	20		$	14		$	238		$	23	$	23

	Six Months Ended
	U.S. Pension Plans						International Pension Plans						Postretirement Healthcare Plans
	2022			2021			2022			2021			2022		2021
Service cost	$	326		$	416		$	21		$	29		$	18	$	24
Other retirement plans expense (income):
Interest cost		609			511			17			19			28		21
Expected return on plan assets		(844	)		(955	)		(8	)		(20	)		—		—
Amortization of prior service credit and other		(4	)		(4	)		—			(1	)		—		—
MTM net loss		—			36			—			224			—		—
		(239	)		(412	)		9			222			28		21
	$	87		$	4		$	30		$	251		$	46	$	45