v3.21.1
Long-Term Debt - Subordinated Debentures (Details) - Subordinated debt - USD ($)
$ in Thousands
3 Months Ended
Jul. 28, 2020
Mar. 31, 2021
May 01, 2019
Debt Instrument [Line Items]      
Debt instrument, face amount     $ 10,900
Interest rate   6.50%  
Percentage of debentures, decrease to Tier 2 treatment, per year   20.00%  
Decrease to Tier 2 treatment, period of recognition   5 years  
Percentage of debentures, measured as Tier 2   40.00%  
5.75% Fixed to floating subordinated notes      
Debt Instrument [Line Items]      
Debt instrument, face amount $ 63,750    
Interest rate 5.75%    
5.75% Fixed to floating subordinated notes | Private placement      
Debt Instrument [Line Items]      
Sale of equity $ 65,000