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INVESTMENTS (Other Equity Securities) (Detail) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Federal Home Loan Bank Stock and Federal Reserve Bank Stock [Abstract]    
Federal Reserve Bank stock $ 34,028 $ 38,650
Federal Home Loan Bank of Atlanta stock 6,392 26,433
Marketable equity securities 677 677
Total equity securities $ 41,097 $ 65,760