XML 144 R84.htm IDEA: XBRL DOCUMENT v3.20.4
PREMISES AND EQUIPMENT - Summary of Premises and Equipment (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross $ 66,094 $ 65,408  
Less accumulated depreciation 30,945 27,884  
Bank premises and equipment, net 35,149 37,524  
Depreciation expense 3,200 2,700 $ 2,600
Land      
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross 8,586 8,786  
Buildings and improvements      
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross 27,569 27,520  
Leasehold improvements      
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross 6,570 6,216  
Furniture and equipment      
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross 23,254 22,293  
Construction in progress      
Property, Plant and Equipment [Line Items]      
Bank premises and equipment, gross $ 115 $ 593