Quarterly report pursuant to Section 13 or 15(d)

Derivative Financial Instruments - Summary of Interest Rate Swaps Related to Company's Loan Hedging Program (Details)

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Derivative Financial Instruments - Summary of Interest Rate Swaps Related to Company's Loan Hedging Program (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Interest Rate Swaps on Loans with Customers    
Derivatives Fair Value [Line Items]    
Notional amount $ 85,618 $ 85,696
Weighted average remaining term (years) 4 years 3 months 29 days 4 years 6 months 29 days
Receive fixed rate (weighted average) 3.31% 4.23%
Pay variable rate (weighted average) 4.52% 4.52%
Estimated fair value $ 1,492 $ 3,009
Interest Rate Swaps on Loans with Correspondents    
Derivatives Fair Value [Line Items]    
Notional amount $ 85,618 $ 85,696
Weighted average remaining term (years) 4 years 3 months 29 days 4 years 6 months 29 days
Receive fixed rate (weighted average) 4.52% 4.23%
Pay variable rate (weighted average) 3.31% 4.52%
Estimated fair value $ 1,492 $ 3,009