Quarterly report [Sections 13 or 15(d)]

Consolidated Statements of Stockholders' Equity (Parenthetical)

v3.25.2
Consolidated Statements of Stockholders' Equity (Parenthetical) - USD ($)
$ in Millions
3 Months Ended
Aug. 31, 2025
Aug. 31, 2024
Unrealized gains on securities, tax $ 8.4 $ 20.2
Reclassification adjustment for realized gains (losses) on securities, tax $ 0.0 $ 0.0
Cash dividends declared, per share $ 1.08 $ 0.98
Authorized In May 2027 [Member]    
Approved repurchase amount $ 400.0  
Expiration date May 31, 2027