EMPLOYEE BENEFIT PLANS Narrative (Details) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2020	May 31, 2026	May 31, 2023	May 31, 2022	May 31, 2025	May 31, 2024
Stock-based Payment Award [Line Items]
Options outstanding		21,000,000	64,000,000		41,000,000	51,000,000
Options outstanding vested		5,000,000
Restricted stock-based awards outstanding		81,000,000	152,000,000		117,000,000	138,000,000
Stock options outstanding		1,000,000
2020 Plan [Member]
Stock-based Payment Award [Line Items]
Number of shares authorized		348,000,000
Increase in number of authorized shares of stock that may be issued		350,000,000		300,000,000
2020 Plan [Member] | Restricted Stock Units [Member]
Stock-based Payment Award [Line Items]
Restricted stock-based awards outstanding		77,000,000
2020 Plan [Member] | Service-based stock options [Member]
Stock-based Payment Award [Line Items]
Options outstanding		17,000,000
Stock options vested, shares		4,000,000
2020 Plan [Member] | Performance-based stock options [Member]
Stock-based Payment Award [Line Items]
Options outstanding vested		1,000,000
Stock options outstanding		3,000,000
2020 and 2000 Plan [Member] | Restricted Stock Units [Member]
Stock-based Payment Award [Line Items]
Vesting period		4 years
Equivalent number of shares deducted against share pool (in actual number of shares)		2,500,000
2020 and 2000 Plan [Member] | Service-based stock options [Member]
Stock-based Payment Award [Line Items]
Vesting period		4 years
Expiration period		10 years
2020 and 2000 Plan [Member] | Performance-based stock options [Member]
Stock-based Payment Award [Line Items]
Expiration period		10 years
Directors' Plan [Member]
Stock-based Payment Award [Line Items]
Increase in number of authorized shares of stock that may be issued			2,000,000
Shares of common stock available for future awards		1,000,000
Shares of common stock reserved for issuance		10,000,000
Directors' Plan [Member] | Restricted Stock Units [Member]
Stock-based Payment Award [Line Items]
Restricted stock-based awards outstanding		13,000
Maximum value of annual grants	$ 350,000