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Loans and Allowance for Loan Losses - Summary of Modification Classified Troubled Debt Restructuring (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Loan
Sep. 30, 2019
Loan
Sep. 30, 2020
USD ($)
Loan
Sep. 30, 2019
Loan
Financing Receivable Impaired [Line Items]        
Number of Contracts | Loan 0 0   0
Commercial Real Estate [Member]        
Financing Receivable Impaired [Line Items]        
Number of Contracts | Loan     1  
Pre-Modification Outstanding Recorded Investment | $     $ 6,221  
Post-Modification Outstanding Recorded Investment | $     $ 6,221