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REVOLVING LOAN (Details) - USD ($)
3 Months Ended
Jul. 27, 2022
Mar. 31, 2023
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2022
Jun. 27, 2018
Debt Instrument [Line Items]              
Proceeds from revolving loan   $ 13,000,000     $ 20,000,000    
Repayments of outstanding balance   22,000,000     0    
Capitalized costs net of accumulated amortization   1,246,000       $ 1,317,000  
Amortization expense pertaining to capitalized costs   71,000     $ 71,000    
Revolving loan | Revolving              
Debt Instrument [Line Items]              
Maximum borrowing capacity $ 550,000,000           $ 500,000,000
Proceeds from revolving loan     $ 70,000,000 $ 345,000,000      
Repayments of outstanding balance $ 433,569,000            
Outstanding balance   431,569,000       $ 440,569,000  
Installment payments required   $ 0          
Credit agreement              
Debt Instrument [Line Items]              
Interest rate   6.066%          
Commitment fee percentage   0.175%          
Unused portion of revolving loan   $ 118,431,000          
Credit agreement | Minimum              
Debt Instrument [Line Items]              
Commitment fee percentage   0.15%          
Credit agreement | Maximum              
Debt Instrument [Line Items]              
Commitment fee percentage   0.225%