v3.25.2
Loans Receivable and Allowance for Credit Losses (Summary of Recorded investment in Loan Classes Based on Payment Activity) (Details) - USD ($)
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total $ 1,791,044,000 $ 1,714,082,000
Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 90,348,000 177,010,000
Total Loans, Fiscal Year Before Latest Fiscal Year 177,734,000 148,288,000
Total Loans, Two Years Before Latest Fiscal Year 132,106,000 121,656,000
Total Loans, Three Years Before Latest Fiscal Year 108,488,000 69,120,000
Total Loans, Four Years Before Latest Fiscal Year 63,129,000 40,503,000
Total Loans, Prior 129,975,000 101,892,000
Revolving Loans Amortized Cost Basis 33,904,000 33,182,000
Total 735,684,000 691,651,000
Performing [Member] | Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 90,275,000 176,913,000
Total Loans, Fiscal Year Before Latest Fiscal Year 177,525,000 147,762,000
Total Loans, Two Years Before Latest Fiscal Year 131,630,000 121,227,000
Total Loans, Three Years Before Latest Fiscal Year 107,851,000 68,822,000
Total Loans, Four Years Before Latest Fiscal Year 62,846,000 40,477,000
Total Loans, Prior 129,454,000 101,316,000
Revolving Loans Amortized Cost Basis 33,867,000 33,163,000
Total 733,448,000 689,680,000
Nonperforming [Member] | Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 73,000 97,000
Total Loans, Fiscal Year Before Latest Fiscal Year 209,000 526,000
Total Loans, Two Years Before Latest Fiscal Year 476,000 429,000
Total Loans, Three Years Before Latest Fiscal Year 637,000 298,000
Total Loans, Four Years Before Latest Fiscal Year 283,000 26,000
Total Loans, Prior 521,000 576,000
Revolving Loans Amortized Cost Basis 37,000 19,000
Total 2,236,000 1,971,000
Residential Real Estate Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 332,631,000 330,856,000
Residential Real Estate Loans [Member] | Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 9,024,000 22,842,000
Total Loans, Fiscal Year Before Latest Fiscal Year 29,670,000 41,509,000
Total Loans, Two Years Before Latest Fiscal Year 40,515,000 60,246,000
Total Loans, Three Years Before Latest Fiscal Year 57,130,000 52,896,000
Total Loans, Four Years Before Latest Fiscal Year 50,378,000 32,161,000
Total Loans, Prior 115,028,000 90,525,000
Revolving Loans Amortized Cost Basis 30,886,000 30,677,000
Total 332,631,000 330,856,000
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 9,024,000 22,842,000
Total Loans, Fiscal Year Before Latest Fiscal Year 29,670,000 41,384,000
Total Loans, Two Years Before Latest Fiscal Year 40,390,000 60,194,000
Total Loans, Three Years Before Latest Fiscal Year 56,912,000 52,712,000
Total Loans, Four Years Before Latest Fiscal Year 50,204,000 32,161,000
Total Loans, Prior 114,600,000 89,965,000
Revolving Loans Amortized Cost Basis 30,849,000 30,658,000
Total 331,649,000 329,916,000
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 218,000 184,000
Total Loans, Four Years Before Latest Fiscal Year 174,000  
Total Loans, Prior 428,000 560,000
Revolving Loans Amortized Cost Basis 37,000 19,000
Total 982,000 940,000
Construction Real Estate Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 68,013,000 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 6,971,000 28,817,000
Total Loans, Fiscal Year Before Latest Fiscal Year 35,973,000 12,986,000
Total Loans, Two Years Before Latest Fiscal Year 13,639,000 9,024,000
Total Loans, Three Years Before Latest Fiscal Year 8,729,000 431,000
Total Loans, Four Years Before Latest Fiscal Year 342,000  
Total Loans, Prior 118,000 144,000
Revolving Loans Amortized Cost Basis 2,241,000 1,618,000
Total 68,013,000 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 6,971,000 28,817,000
Total Loans, Fiscal Year Before Latest Fiscal Year 35,973,000 12,986,000
Total Loans, Two Years Before Latest Fiscal Year 13,639,000 9,024,000
Total Loans, Three Years Before Latest Fiscal Year 8,679,000 431,000
Total Loans, Four Years Before Latest Fiscal Year 342,000  
Total Loans, Prior 118,000 144,000
Revolving Loans Amortized Cost Basis 2,241,000 1,618,000
Total 67,963,000 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, Three Years Before Latest Fiscal Year 50,000  
Total 50,000  
Consumer Loans [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total 335,040,000 307,775,000
Consumer Loans [Member] | Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 74,353,000 125,351,000
Total Loans, Fiscal Year Before Latest Fiscal Year 112,091,000 93,793,000
Total Loans, Two Years Before Latest Fiscal Year 77,952,000 52,386,000
Total Loans, Three Years Before Latest Fiscal Year 42,629,000 15,793,000
Total Loans, Four Years Before Latest Fiscal Year 12,409,000 8,342,000
Total Loans, Prior 14,829,000 11,223,000
Revolving Loans Amortized Cost Basis 777,000 887,000
Total 335,040,000 307,775,000
Current period gross charge-offs, Current Fiscal Year 3,000 123,000
Current period gross charge-offs, Fiscal Year Before Latest Fiscal Year 191,000 511,000
Current period gross charge-offs, Two Years Before Latest Fiscal Year 229,000 850,000
Current period gross charge-offs, Three Years Before Latest Fiscal Year 209,000 203,000
Current period gross charge-offs, Four Years Before Latest Fiscal Year 59,000 87,000
Current period gross charge-offs, Prior 92,000 75,000
Current period gross charge-offs, Total 783,000 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 74,280,000 125,254,000
Total Loans, Fiscal Year Before Latest Fiscal Year 111,882,000 93,392,000
Total Loans, Two Years Before Latest Fiscal Year 77,601,000 52,009,000
Total Loans, Three Years Before Latest Fiscal Year 42,260,000 15,679,000
Total Loans, Four Years Before Latest Fiscal Year 12,300,000 8,316,000
Total Loans, Prior 14,736,000 11,207,000
Revolving Loans Amortized Cost Basis 777,000 887,000
Total 333,836,000 306,744,000
Consumer Loans [Member] | Nonperforming [Member] | Based on Payment Activity [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Total Loans, Current Fiscal Year 73,000 97,000
Total Loans, Fiscal Year Before Latest Fiscal Year 209,000 401,000
Total Loans, Two Years Before Latest Fiscal Year 351,000 377,000
Total Loans, Three Years Before Latest Fiscal Year 369,000 114,000
Total Loans, Four Years Before Latest Fiscal Year 109,000 26,000
Total Loans, Prior 93,000 16,000
Total $ 1,204,000 $ 1,031,000