RESTRUCTURING - Restructuring charges (Details) $ in Millions	12 Months Ended
	May 31, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	$ 443
Employee severance and related costs
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	392
Stock-based compensation expense
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	51
OPERATING OVERHEAD EXPENSE
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	379
OPERATING OVERHEAD EXPENSE | Employee severance and related costs
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	336
OPERATING OVERHEAD EXPENSE | Stock-based compensation expense
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	43
COST OF SALES
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	64
COST OF SALES | Employee severance and related costs
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	56
COST OF SALES | Stock-based compensation expense
Restructuring Cost and Reserve [Line Items]
Employee severance and related costs	$ 8