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Loans Receivable and Allowance for Loan Losses (Impaired Loans and Related Interest Income by Loan Portfolio Class) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Financing Receivable, Impaired [Line Items] |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | $ 1,659 |  | $ 157
Impaired Financing Receivable, with Related Allowance, Recorded Investment |  |  | 1,517
Impaired Financing Receivable, Recorded Investment | 1,659 |  | 1,674
Unpaid Principal Balance, With no related allowance recorded | 1,659 |  | 157
Unpaid Principal Balance, With an allowance recorded |  |  | 1,517
Unpaid Principal Balance, Total | 1,659 |  | 1,674
Associated Allowance |  |  | 272
Average Recorded Investment, Total | 1,666 | $ 2,688 |
Interest Income Recognized, Total | 17 | 1 |
Impaired Loans [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment |  |  | 157
Commercial Real Estate Loans [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 1,643 |  | 16
Impaired Financing Receivable, Recorded Investment | 1,643 |  | 16
Unpaid Principal Balance, With no related allowance recorded | 1,643 |  | 16
Unpaid Principal Balance, Total | 1,643 |  | 16
Average Recorded Investment, Total | 1,650 | 2,566 |
Interest Income Recognized, Total | 17 | 1 |
Commercial [Member] |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Impaired Financing Receivable, with No Related Allowance, Recorded Investment | 16 |  | 141
Impaired Financing Receivable, with Related Allowance, Recorded Investment |  |  | 1,517
Impaired Financing Receivable, Recorded Investment | 16 |  | 1,658
Unpaid Principal Balance, With no related allowance recorded | 16 |  | 141
Unpaid Principal Balance, With an allowance recorded |  |  | 1,517
Unpaid Principal Balance, Total | 16 |  | 1,658
Associated Allowance |  |  | $ 272
Average Recorded Investment, Total | $ 16 | $ 122 |

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