STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Aug. 31, 2023

Share-Based Payment Arrangement, Noncash Expense [Abstract]

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award

The following table summarizes the Company's total stock-based compensation expense recognized in Cost of sales or Operating overhead expense, as applicable: 

	THREE MONTHS ENDED AUGUST 31,
(Dollars in millions)	2023		2022
Stock options(1)	$	76	$	75
ESPPs	21		15
Restricted stock and restricted stock units(1)(2)	99		80
TOTAL STOCK-BASED COMPENSATION EXPENSE	$	196	$	170

(1)Expense for stock options includes the expense associated with stock appreciation rights. Accelerated stock option expense is primarily recorded for employees meeting certain retirement eligibility requirements.

(2)Restricted stock units include RSUs and PSUs.

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The weighted average assumptions used to estimate these fair values were as follows:

	THREE MONTHS ENDED AUGUST 31,
	2023		2022
Dividend yield	1.1	%	0.8	%
Expected volatility	29.2	%	27.0	%
Weighted average expected life (in years)	5.8		5.8
Risk-free interest rate	4.2	%	2.7	%