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Loans Receivable and Allowance for Credit Losses (Summary of Recorded investment in Loan Classes Based on Payment Activity) (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2025 | Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | $ 1,771,682,000 | $ 1,714,082,000
Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 44,900,000 | 177,010,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 181,182,000 | 148,288,000
Total Loans, Two Years Before Latest Fiscal Year | 138,850,000 | 121,656,000
Total Loans, Three Years Before Latest Fiscal Year | 115,435,000 | 69,120,000
Total Loans, Four Years Before Latest Fiscal Year | 66,424,000 | 40,503,000
Total Loans, Prior | 136,255,000 | 101,892,000
Revolving Loans Amortized Cost Basis | 33,151,000 | 33,182,000
Total | 716,197,000 | 691,651,000
Performing [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 44,900,000 | 176,913,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 181,067,000 | 147,762,000
Total Loans, Two Years Before Latest Fiscal Year | 138,283,000 | 121,227,000
Total Loans, Three Years Before Latest Fiscal Year | 114,974,000 | 68,822,000
Total Loans, Four Years Before Latest Fiscal Year | 66,089,000 | 40,477,000
Total Loans, Prior | 135,722,000 | 101,316,000
Revolving Loans Amortized Cost Basis | 33,113,000 | 33,163,000
Total | 714,148,000 | 689,680,000
Nonperforming [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year |  | 97,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 115,000 | 526,000
Total Loans, Two Years Before Latest Fiscal Year | 567,000 | 429,000
Total Loans, Three Years Before Latest Fiscal Year | 461,000 | 298,000
Total Loans, Four Years Before Latest Fiscal Year | 335,000 | 26,000
Total Loans, Prior | 533,000 | 576,000
Revolving Loans Amortized Cost Basis | 38,000 | 19,000
Total | 2,049,000 | 1,971,000
Residential Real Estate Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 330,288,000 | 330,856,000
Residential Real Estate Loans [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 3,405,000 | 22,842,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 26,247,000 | 41,509,000
Total Loans, Two Years Before Latest Fiscal Year | 41,215,000 | 60,246,000
Total Loans, Three Years Before Latest Fiscal Year | 58,259,000 | 52,896,000
Total Loans, Four Years Before Latest Fiscal Year | 51,915,000 | 32,161,000
Total Loans, Prior | 118,901,000 | 90,525,000
Revolving Loans Amortized Cost Basis | 30,346,000 | 30,677,000
Total | 330,288,000 | 330,856,000
Residential Real Estate Loans [Member] | Performing [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 3,405,000 | 22,842,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 26,247,000 | 41,384,000
Total Loans, Two Years Before Latest Fiscal Year | 41,090,000 | 60,194,000
Total Loans, Three Years Before Latest Fiscal Year | 58,207,000 | 52,712,000
Total Loans, Four Years Before Latest Fiscal Year | 51,735,000 | 32,161,000
Total Loans, Prior | 118,458,000 | 89,965,000
Revolving Loans Amortized Cost Basis | 30,308,000 | 30,658,000
Total | 329,450,000 | 329,916,000
Residential Real Estate Loans [Member] | Nonperforming [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Fiscal Year Before Latest Fiscal Year |  | 125,000
Total Loans, Two Years Before Latest Fiscal Year | 125,000 | 52,000
Total Loans, Three Years Before Latest Fiscal Year | 52,000 | 184,000
Total Loans, Four Years Before Latest Fiscal Year | 180,000 |
Total Loans, Prior | 443,000 | 560,000
Revolving Loans Amortized Cost Basis | 38,000 | 19,000
Total | 838,000 | 940,000
Construction Real Estate Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 58,226,000 | 53,020,000
Construction Real Estate Loans [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 1,853,000 | 28,817,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 33,626,000 | 12,986,000
Total Loans, Two Years Before Latest Fiscal Year | 11,210,000 | 9,024,000
Total Loans, Three Years Before Latest Fiscal Year | 9,040,000 | 431,000
Total Loans, Four Years Before Latest Fiscal Year | 359,000 |
Total Loans, Prior | 131,000 | 144,000
Revolving Loans Amortized Cost Basis | 2,007,000 | 1,618,000
Total | 58,226,000 | 53,020,000
Construction Real Estate Loans [Member] | Performing [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 1,853,000 | 28,817,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 33,626,000 | 12,986,000
Total Loans, Two Years Before Latest Fiscal Year | 11,210,000 | 9,024,000
Total Loans, Three Years Before Latest Fiscal Year | 9,040,000 | 431,000
Total Loans, Four Years Before Latest Fiscal Year | 348,000 |
Total Loans, Prior | 131,000 | 144,000
Revolving Loans Amortized Cost Basis | 2,007,000 | 1,618,000
Total | 58,215,000 | 53,020,000
Construction Real Estate Loans [Member] | Nonperforming [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Four Years Before Latest Fiscal Year | 11,000 |
Total | 11,000 |
Consumer Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 327,683,000 | 307,775,000
Consumer Loans [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 39,642,000 | 125,351,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 121,309,000 | 93,793,000
Total Loans, Two Years Before Latest Fiscal Year | 86,425,000 | 52,386,000
Total Loans, Three Years Before Latest Fiscal Year | 48,136,000 | 15,793,000
Total Loans, Four Years Before Latest Fiscal Year | 14,150,000 | 8,342,000
Total Loans, Prior | 17,223,000 | 11,223,000
Revolving Loans Amortized Cost Basis | 798,000 | 887,000
Total | 327,683,000 | 307,775,000
Current period gross charge-offs, Current Fiscal Year |  | 123,000
Current period gross charge-offs, Fiscal Year Before Latest Fiscal Year | 69,000 | 511,000
Current period gross charge-offs, Two Years Before Latest Fiscal Year | 79,000 | 850,000
Current period gross charge-offs, Three Years Before Latest Fiscal Year | 87,000 | 203,000
Current period gross charge-offs, Four Years Before Latest Fiscal Year | 8,000 | 87,000
Current period gross charge-offs, Prior | 86,000 | 75,000
Current period gross charge-offs, Total | 329,000 | 1,849,000
Consumer Loans [Member] | Performing [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year | 39,642,000 | 125,254,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 121,194,000 | 93,392,000
Total Loans, Two Years Before Latest Fiscal Year | 85,983,000 | 52,009,000
Total Loans, Three Years Before Latest Fiscal Year | 47,727,000 | 15,679,000
Total Loans, Four Years Before Latest Fiscal Year | 14,006,000 | 8,316,000
Total Loans, Prior | 17,133,000 | 11,207,000
Revolving Loans Amortized Cost Basis | 798,000 | 887,000
Total | 326,483,000 | 306,744,000
Consumer Loans [Member] | Nonperforming [Member] | Based on Payment Activity [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total Loans, Current Fiscal Year |  | 97,000
Total Loans, Fiscal Year Before Latest Fiscal Year | 115,000 | 401,000
Total Loans, Two Years Before Latest Fiscal Year | 442,000 | 377,000
Total Loans, Three Years Before Latest Fiscal Year | 409,000 | 114,000
Total Loans, Four Years Before Latest Fiscal Year | 144,000 | 26,000
Total Loans, Prior | 90,000 | 16,000
Total | $ 1,200,000 | $ 1,031,000

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