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MARKETABLE SECURITIES - Narrative (Details)
3 Months Ended
Mar. 31, 2023
USD ($)
Position
Security
Jun. 30, 2022
USD ($)
Mar. 31, 2022
USD ($)
Sep. 30, 2021
USD ($)
Dec. 31, 2022
USD ($)
Other than Temporary Impairment, Credit Losses Recognized in Earnings [Line Items]          
Allowance for credit losses for available for sale debt securities $ 0       $ 0
Number of investment in an unrealized loss position | Position 278        
Number of investment in an sale debt securities | Position 83        
Percentage of unrealized loss exceeds book value 20.00%        
Number of securities other than agencies amount | Security 0        
Available for sale securities transferred to held to maturity, net of unrealized gain       $ 10,235,000  
Available for sale securities transferred to held to maturity   $ 106,157,000   $ 172,292,000  
Available for sale securities transferred to held to maturity, net of unrealized loss   $ 13,186,000      
Fair value of securities pledged as collateral $ 348,750,000       396,584,000
Accumulated other comprehensive income 6,201,000       $ 5,861,000
Proceeds from sales 7,239,000   $ 0    
Gross gains 119,000   0    
Gross losses $ (26,000)   $ 0