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SEGMENT REPORTING (Additional Information) (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Segment Reporting Information [Line Items]        
Assets under management $ 1,700,000   $ 1,700,000  
Amortization Of Intangible Assets 491 $ 540 1,465 $ 1,622
Community Banking        
Segment Reporting Information [Line Items]        
Amortization Of Intangible Assets $ 400 $ 500 $ 1,300 $ 1,600