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RETIREMENT PLANS - Additional Information (Details) - USD ($)	6 Months Ended
	Nov. 30, 2025	May 31, 2026
Pension Plans | U.S. | Forecast
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan required future employer contributions		$ 0
Voluntary Contribution
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, expected contributions, remainder of year	$ 75,000,000
Voluntary Contribution | U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan contributions by employer	$ 200,000,000

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