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OTHER COMPREHENSIVE INCOME (LOSS) (Tables)
3 Months Ended
Dec. 31, 2022
Stockholders' Equity Note [Abstract]  
Schedule of components of other comprehensive income (loss) and the related income tax effects
   Three Months Ended December 31, 
   2022   2021 
       Tax   Net of       Tax   Net of 
   Before Tax   (Benefit)   Tax   Before Tax   (Benefit)   Tax 
   Amount   Expense   Amount   Amount   Expense   Amount 
   (In thousands) 
Unrealized holding gain (loss) arising during period on:                        
Available-for-sale investments  $206   $(50)  $156   $(53)  $13   $(40)
Other comprehensive income (loss), net  $206   $(50)  $156   $(53)  $13   $(40)