XML 123 R109.htm IDEA: XBRL DOCUMENT v3.20.4
Acquisitions and Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 11, 2020
Business Acquisition [Line Items]        
Goodwill $ 30,646 $ 29,805    
Operating lease asset 511 0    
Net lease liability 511 0   $ 511
Acquisition-related costs 310 0 $ 0  
Amortization of identified intangibles 43 43 43  
Belfast, Maine Branch        
Business Acquisition [Line Items]        
Deposits       19,261
Loans & accrued interest       23,138
Goodwill       841
Goodwill expected to be deductible for income tax purposes       841
Core deposit intangible       262
Operating lease asset       511
Acquisition-related costs $ 310      
Belfast, Maine Branch | Core Deposits        
Business Acquisition [Line Items]        
Core deposit intangible       $ 262
Intangible assets useful life 10 years      
Amortization of identified intangibles $ 26      
Bank Acquisitions From Camden National Bank | Core Deposits        
Business Acquisition [Line Items]        
Intangible assets useful life 10 years      
Amortization of identified intangibles $ 43 $ 43 $ 43  
Yearly amortization expense until fully amortized $ 43