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Loans, Loan Portfolio Aging Analysis, Segregated by Class (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | $ 37,261,000 | $ 55,255,000 |
Current |  | 3,516,950,000 | 3,193,409,000 |
Total Loans |  | 3,554,211,000 | 3,248,664,000 |
90+ and Accruing |  | 17,133,000 | 19,620,000 | [1]
30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 8,491,000 | 10,689,000 |
60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 5,415,000 | 13,232,000 |
90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 23,355,000 | 31,334,000 |
Commercial [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 18,243,000 |  |
Current |  | 1,875,284,000 |  |
Total Loans |  | 1,893,527,000 | 1,664,948,000 |
90+ and Accruing |  | 12,897,000 |  |
Commercial [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 2,579,000 |  |
Commercial [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 549,000 |  |
Commercial [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 15,115,000 |  |
Commercial [Member] | Hotel/Motel [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Current |  | 260,699,000 |  |
Total Loans |  | 260,699,000 |  |
90+ and Accruing |  | $ 0 |  |
Percentage of total loan |  | 7.30% |  |
Minimum threshold amount of loans requiring performance bond |  | $ 500,000 |  |
Commercial [Member] | Hotel/Motel [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Hotel/Motel [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Hotel/Motel [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 6,712,000 |  |
Current |  | 281,216,000 |  |
Total Loans |  | 287,928,000 |  |
90+ and Accruing |  | 4,776,000 |  |
Minimum threshold amount of loans requiring performance bond |  | 500,000 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 722,000 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 413,000 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 5,577,000 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 9,902,000 |  |
Current |  | 733,336,000 |  |
Total Loans |  | 743,238,000 |  |
90+ and Accruing |  | 7,852,000 |  |
Minimum threshold amount of loans requiring performance bond |  | 500,000 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 1,199,000 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 8,703,000 |  |
Commercial [Member] | Dealer Floorplans [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Current |  | 69,087,000 |  |
Total Loans |  | 69,087,000 |  |
Commercial [Member] | Dealer Floorplans [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Dealer Floorplans [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Dealer Floorplans [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Commercial Other [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 1,629,000 | 7,431,000 |
Current |  | 278,279,000 | 382,252,000 |
Total Loans |  | 279,908,000 | 389,683,000 |
90+ and Accruing |  | 269,000 | 2,586,000 | [1]
Commercial [Member] | Commercial Other [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 658,000 | 880,000 |
Commercial [Member] | Commercial Other [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 136,000 | 284,000 |
Commercial [Member] | Commercial Other [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 835,000 | 6,267,000 |
Commercial [Member] | Commercial Unsecured SBA PPP [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Current |  | 252,667,000 |  |
Total Loans |  | 252,667,000 |  |
Commercial [Member] | Commercial Unsecured SBA PPP [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Commercial Unsecured SBA PPP [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Commercial Unsecured SBA PPP [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 0 |  |
Commercial [Member] | Construction [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 585,000 |
Current |  |  | 104,224,000 |
Total Loans |  |  | 104,809,000 |
90+ and Accruing | [1] |  | 237,000 |
Commercial [Member] | Construction [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 118,000 |
Commercial [Member] | Construction [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 0 |
Commercial [Member] | Construction [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 467,000 |
Commercial [Member] | Real Estate [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 21,069,000 |
Current |  |  | 1,148,906,000 |
Total Loans |  |  | 1,169,975,000 |
90+ and Accruing | [1] |  | 8,820,000 |
Commercial [Member] | Real Estate [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 2,734,000 |
Commercial [Member] | Real Estate [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 5,969,000 |
Commercial [Member] | Real Estate [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 12,366,000 |
Commercial [Member] | Equipment Lease Financing [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 0 |
Current |  |  | 481,000 |
Total Loans |  |  | 481,000 |
90+ and Accruing | [1] |  | 0 |
Commercial [Member] | Equipment Lease Financing [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 0 |
Commercial [Member] | Equipment Lease Financing [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 0 |
Commercial [Member] | Equipment Lease Financing [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 0 |
Residential [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 13,915,000 |  |
Current |  | 874,414,000 |  |
Total Loans |  | 888,329,000 |  |
90+ and Accruing |  | 3,812,000 |  |
Residential [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 2,293,000 |  |
Residential [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 3,806,000 |  |
Residential [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 7,816,000 |  |
Residential [Member] | Construction [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 803,000 |
Current |  |  | 62,547,000 |
Total Loans |  |  | 63,350,000 |
90+ and Accruing | [1] |  | 0 |
Residential [Member] | Construction [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 117,000 |
Residential [Member] | Construction [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 52,000 |
Residential [Member] | Construction [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  |  | 634,000 |
Residential [Member] | Real Estate [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 12,182,000 | 16,470,000 |
Current |  | 772,377,000 | 716,533,000 |
Total Loans |  | 784,559,000 | 733,003,000 |
90+ and Accruing |  | 3,420,000 | 7,088,000 | [1]
Residential [Member] | Real Estate [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 1,784,000 | 774,000 |
Residential [Member] | Real Estate [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 3,501,000 | 5,376,000 |
Residential [Member] | Real Estate [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 6,897,000 | 10,320,000 |
Residential [Member] | Home Equity Lines [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 1,733,000 | 2,232,000 |
Current |  | 102,037,000 | 109,662,000 |
Total Loans |  | 103,770,000 | 111,894,000 |
90+ and Accruing |  | 392,000 | 344,000 | [1]
Residential [Member] | Home Equity Lines [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 509,000 | 1,084,000 |
Residential [Member] | Home Equity Lines [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 305,000 | 412,000 |
Residential [Member] | Home Equity Lines [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 919,000 | 736,000 |
Consumer [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 5,103,000 |  |
Current |  | 767,252,000 |  |
Total Loans |  | 772,355,000 |  |
90+ and Accruing |  | 424,000 |  |
Consumer [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 3,619,000 |  |
Consumer [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 1,060,000 |  |
Consumer [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 424,000 |  |
Consumer [Member] | Consumer Direct [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 817,000 | 1,272,000 |
Current |  | 151,487,000 | 146,779,000 |
Total Loans |  | 152,304,000 | 148,051,000 |
90+ and Accruing |  | 71,000 | 97,000 | [1]
Consumer [Member] | Consumer Direct [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 659,000 | 945,000 |
Consumer [Member] | Consumer Direct [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 87,000 | 230,000 |
Consumer [Member] | Consumer Direct [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 71,000 | 97,000 |
Consumer [Member] | Consumer Indirect [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 4,286,000 | 5,393,000 |
Current |  | 615,765,000 | 522,025,000 |
Total Loans |  | 620,051,000 | 527,418,000 |
90+ and Accruing |  | 353,000 | 448,000 | [1]
Consumer [Member] | Consumer Indirect [Member] | 30-59 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 2,960,000 | 4,037,000 |
Consumer [Member] | Consumer Indirect [Member] | 60-89 Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | 973,000 | 909,000 |
Consumer [Member] | Consumer Indirect [Member] | 90+ Days Past Due [Member] |  |  |  |
Bank's Loan portfolio aging analysis, segregated by class [Abstract] |  |  |  |
Total Past Due |  | $ 353,000 | $ 447,000 |
[1] | 90+ and Accruing are also included in 90+ Days Past Due column.

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