Consolidated Condensed Balance Sheets (Parenthetical) - shares	Feb. 28, 2023	May 31, 2022
Statement of Financial Position [Abstract]
Preferred stock, authorized (in shares)	100,000	100,000
Preferred stock, outstanding (in shares)	0	0
Common stock, authorized (in shares)	425,000,000	425,000,000
Common stock, issued (in shares)	192,031,528	190,837,921
Common stock, outstanding (in shares)	101,672,333	101,711,215
Treasury stock (in shares)	90,359,195	89,126,706