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SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE - Securities Sold Under Agreements to Repurchase (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Securities Sold Under Agreements To Repurchase [Line Items]    
Repurchase agreements $ 100,000 $ 150,086
Short-term Debt [Member]    
Securities Sold Under Agreements To Repurchase [Line Items]    
Repurchase agreements 0 50,086
Long-term Debt [Member]    
Securities Sold Under Agreements To Repurchase [Line Items]    
Repurchase agreements $ 100,000 $ 100,000