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Loans and Allowance for Credit Losses - Loans Modified as Troubled Debt Restructurings (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 USD ($) Modification | Mar. 31, 2021 USD ($) Modification
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing Receivables, Modifications during Period, Number | Modification | 6 | 2
Financing Receivables, Modifications during Period, Balance | $ | $ 340 | $ 16
Real Estate Loan |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing Receivables, Modifications during Period, Number | Modification | 6 | 0
Financing Receivables, Modifications during Period, Balance | $ | $ 340 | $ 0
Real Estate Loan | 1-4 Family |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing Receivables, Modifications during Period, Number | Modification | 4 | 0
Financing Receivables, Modifications during Period, Balance | $ | $ 143 | $ 0
Commercial Real Estate | Real Estate Loan |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing Receivables, Modifications during Period, Number | Modification | 2 | 0
Financing Receivables, Modifications during Period, Balance | $ | $ 197 | $ 0
Consumer Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing Receivables, Modifications during Period, Number | Modification | 0 | 2
Financing Receivables, Modifications during Period, Balance | $ | $ 0 | $ 16

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