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COMMON SHARES
 3 Months Ended
Dec. 31, 2024
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]  
COMMON SHARES COMMON SHARES
Reconciliations of weighted-average shares for basic and diluted earnings per common share follow. Diluted earnings per share are calculated using the two-class method. Earnings allocated to participating securities were inconsequential.
Three Months Ended
December 31,
 2023 2024 
Basic shares outstanding570.8 568.5 
Dilutive shares2.5 2.6 
Diluted shares outstanding573.3 571.1