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LEASES - Additional Information (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating Lease, Right-of-Use Asset $ 63.9 $ 58.6
Operating Lease, Liability us-gaap:OtherLiabilities us-gaap:OtherLiabilities
Operating Lease, Liability us-gaap:OtherLiabilities us-gaap:OtherLiabilities
Accrued interest and other liabilities    
Leases [Abstract]    
Operating Lease, Liability us-gaap:OtherLiabilities  
Operating Lease, Liability us-gaap:OtherLiabilities