Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Significant Unobservable Inputs Used in Recurring and Non-Recurring Fair Value Measurements (Details)

v3.21.1
Fair Value Measurements - Significant Unobservable Inputs Used in Recurring and Non-Recurring Fair Value Measurements (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Mar. 31, 2020
Dec. 31, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Other real estate owned   $ 133    
SBA servicing asset $ 2,821 2,953 $ 3,055 $ 3,355
Level 3        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
SBA servicing asset 2,821 2,953    
Level 3 | Fair Value Measurements on Non-Recurring Basis        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Impaired loans $ 7,337 4,948    
Other real estate owned   $ 133    
Level 3 | Fair Value Measurements on Non-Recurring Basis | Weighted Average | Collateral Discounts        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 41.90% 34.10%    
Level 3 | Fair Value Measurements on Non-Recurring Basis | Weighted Average | Collateral Discounts and Estimated Cost to Sell        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 10.00% 10.00%    
Level 3 | Fair Value Measurements on Non-Recurring Basis | Minimum | Collateral Discounts        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 0.00% 0.00%    
Level 3 | Fair Value Measurements on Non-Recurring Basis | Maximum | Collateral Discounts        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 100.00% 100.00%    
Level 3 | Fair Value Measurements on Non-Recurring Basis | Third Party Appraisals        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Impaired loans $ 7,337 $ 4,948    
Other real estate owned   $ 133    
Level 3 | Fair Value Measurements on Recurring Basis | Weighted Average | Conditional Prepayment Rate        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 12.60% 12.50%    
Level 3 | Fair Value Measurements on Recurring Basis | Weighted Average | Discount Rate        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
Range/Weighted Average 10.00% 10.00%    
Level 3 | Fair Value Measurements on Recurring Basis | Discounted Cash Flows        
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]        
SBA servicing asset $ 2,821 $ 2,953