Quarterly report pursuant to Section 13 or 15(d)

Investment Securities - Additional Information (Details)

v3.21.1
Investment Securities - Additional Information (Details)
3 Months Ended
Mar. 31, 2021
USD ($)
Security
Mar. 31, 2020
USD ($)
Security
Dec. 31, 2020
USD ($)
Investments Debt And Equity Securities [Abstract]      
Taxable interest and dividends on investment securities $ 957,000 $ 465,000  
Tax-exempt interest on investment securities 158,000 $ 39,000  
Available for sale securities pledged $ 138,600,000   $ 91,500,000
Debt Securities, Available-for-sale, Restriction Type [Extensible List] us-gaap:CollateralPledgedMember   us-gaap:CollateralPledgedMember
Available for sale, securities number of positions | Security 108    
Available for sale, securities in unrealized loss positions, number of positions | Security 74    
Available for sale, securities in unrealized loss positions, number of positions, more than 12 months | Security 0    
Available for sale securities, gross realized gain (loss), excluding other than temporary impairments $ 0    
Sales of investment securities available for sale 6,918,000    
Gross realized gains 5,000    
Number of securities sold | Security   0  
Equity investments, at fair value 23,741,000   $ 24,000,000
Other noninterest income $ 400,000    
Fair value changes   $ 0