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LOANS HELD FOR SALE - Portfolio of Loans Held for Sale (Detail) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Accounts Notes And Loans Receivable [Line Items]    
Loans Receivable Held For Sale Net $ 33,630 $ 43,186
Residential Portfolio Segment [Member]    
Accounts Notes And Loans Receivable [Line Items]    
Loans Receivable Held For Sale Net 26,486 27,075
Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]    
Accounts Notes And Loans Receivable [Line Items]    
Loans Receivable Held For Sale Net 7,144 11,371
Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]    
Accounts Notes And Loans Receivable [Line Items]    
Loans Receivable Held For Sale Net 0 1,725
Construction Loans [Member] | Commercial Portfolio Segment [Member]    
Accounts Notes And Loans Receivable [Line Items]    
Loans Receivable Held For Sale Net $ 0 $ 3,015