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Loans and Allowance for Credit Losses on Loans - Collateral dependent loans (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | $ 37,323 | $ 43,129
ACL Allocation | 44,308 | 44,281
Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 23,203 | 26,977
Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 9,022 | 9,901
Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,641 | 3,249
Other. |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,457 | 3,002
Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 5,048 | 5,387
Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 10,977 | 11,887
Commercial | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 1,955 | 1,986
Commercial | Accounts Receivable |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 9,022 | 9,901
Commercial | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 2,432 | 2,677
Leases |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,641 | 3,754
Leases | Equipment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,641 | 3,249
Leases | Other. |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral |  | 505
Leases | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 475 | 811
Commercial real estate - Investor |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 4,379 | 5,693
Commercial real estate - Investor | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 4,379 | 5,693
Commercial real estate - Investor | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 288 |
Commercial real estate - Owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 9,871 | 11,637
Commercial real estate - Owner occupied | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 7,414 | 9,147
Commercial real estate - Owner occupied | Other. |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,457 | 2,490
Commercial real estate - Owner occupied | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 554 | 362
Construction |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,098 | 2,104
Construction | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 2,098 | 2,104
Construction | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 1,007 | 992
Residential real estate - Investor |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 1,391 | 925
Residential real estate - Investor | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 1,391 | 925
Residential real estate - Owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 3,941 | 4,271
Residential real estate - Owner occupied | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 3,941 | 4,271
Residential real estate - Owner occupied | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 260 | 276
Multifamily |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 938 | 1,845
Multifamily | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 938 | 1,845
Multifamily | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation |  | 75
HELOC |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 914 | 826
HELOC | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 914 | 826
HELOC | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation | 32 | 190
HELOC - Purchased |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | 173 | 180
HELOC - Purchased | Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral | $ 173 | 180
Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral |  | 7
Other | Other. |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans pledged as collateral |  | 7
Other | Collateral |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
ACL Allocation |  | $ 4

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