| Dec 31,
2011 | Dec 31,
2012 | Dec 31,
2013 | Dec 31,
2014 | Dec 31,
2015 | Dec 31,
2016 | Dec 31,
2017 | Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 |
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| Net income | 47 | 34 | 51 | 58 | 67 | 71 | 73 | 105 | 98 | 21 | 110 | 136 |
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| Provision for credit losses | - | - | - | - | - | - | - | - | - | 131 | 16 | 8 |
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| Net depreciation, amortization and accretion | 6 | 7 | 5 | 5 | 0 | 4 | 2 | 5 | 6 | 8 | 11 | 9 |
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| Net amortization of discounts and premiums on securities | -1 | -2 | -4 | -4 | -4 | -4 | -4 | -3 | -3 | -4 | -5 | -6 |
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| Stock-based compensation expense | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 2 | 2 | 1 | 2 | 3 |
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| Gain on sale of securities | - | - | - | - | - | - | - | - | -0 | 0 | 0 | 0 |
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| Deferred income taxes | 2 | 1 | -2 | 2 | -0 | 1 | 14 | 4 | -0 | -4 | 2 | -3 |
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| (Gain) loss on sale of fixed assets | - | - | - | - | - | - | - | - | -0 | 0 | -0 | -0 |
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| (Gain) loss on sale and fair value adjustments of other real estate owned, net | - | - | - | - | - | - | - | - | - | - | - | 3 |
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| Gain on sale of loans, net | 1 | 2 | 1 | 0 | 1 | 2 | 2 | 2 | 2 | 9 | 9 | 1 |
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| Gain on the sale of loans, net | 1 | 2 | 1 | 0 | 1 | 2 | 2 | 2 | 2 | 9 | 9 | 1 |
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| (Gain) loss on sale and fair value adjustments of other real estate owned, net | - | - | - | - | - | - | - | - | - | - | - | 3 |
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| Pension contribution | - | - | - | - | - | - | - | 20 | - | 0 | - | - |
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| Proceeds from the sale of mortgage loans | 75 | 87 | 88 | 42 | 99 | 108 | 94 | 94 | 109 | 358 | 311 | 39 |
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| Mortgage loans originated for sale | 68 | 105 | 67 | 43 | 107 | 106 | 93 | 90 | 110 | 362 | 286 | 36 |
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| Mortgage loans originated for sale | 68 | 105 | 67 | 43 | 107 | 106 | 93 | 90 | 110 | 362 | 286 | 36 |
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| Net (increase) decrease in interest receivable | -1 | -1 | 0 | 1 | 3 | 2 | 3 | 2 | 4 | 3 | -4 | 10 |
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| Proceeds from the sale of mortgage loans | 75 | 87 | 88 | 42 | 99 | 108 | 94 | 94 | 109 | 358 | 311 | 39 |
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| Net increase (decrease) in interest payable | -0 | -1 | -2 | -0 | -0 | 2 | 1 | 2 | -2 | -3 | -2 | 3 |
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| Net (increase) decrease in interest receivable | -1 | -1 | 0 | 1 | 3 | 2 | 3 | 2 | 4 | 3 | -4 | 10 |
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| Net decrease (increase) in other assets | -4 | -19 | -26 | -8 | 11 | -5 | -6 | -10 | 2 | 138 | -86 | 25 |
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| Net increase (decrease) in interest payable | -0 | -1 | -2 | -0 | -0 | 2 | 1 | 2 | -2 | -3 | -2 | 3 |
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| Net (decrease) increase in other liabilities | -9 | 18 | -21 | 3 | 1 | -5 | 5 | 4 | 24 | 50 | -36 | 115 |
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| Net (increase) decrease in other assets | -4 | -19 | -26 | -8 | 11 | -5 | -6 | -10 | 2 | 138 | -86 | 25 |
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| Net (decrease) increase in other liabilities | -9 | 18 | -21 | 3 | 1 | -5 | 5 | 4 | 24 | 50 | -36 | 115 |
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| Net Cash Provided by Operating Activities | 74 | 84 | 86 | 78 | 61 | 97 | 114 | 128 | 138 | 53 | 216 | 240 |
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| Purchases of securities | - | - | - | - | - | - | - | 93 | 130 | 178 | 314 | 401 |
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| Proceeds from maturities, prepayments and calls of securities | 71 | 88 | 67 | 57 | 50 | 74 | 81 | 90 | 92 | 206 | 145 | 161 |
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| Proceeds from sales of securities | - | - | - | - | - | - | - | - | 60 | 1 | 2 | 30 |
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| Purchases of Federal Home Loan Bank stock | - | - | - | - | - | - | - | - | - | - | 23 | 48 |
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| (Purchases) redemption of Federal Home Loan Bank stock | - | - | -2 | 2 | 1 | 9 | -3 | 0 | - | - | - | - |
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| Proceeds from Sale of Federal Home Loan Bank Stock | - | - | - | - | - | - | - | - | 7 | 10 | 26 | 35 |
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| Net (increase) decrease in loans | - | - | 241 | 313 | 384 | 599 | 212 | 207 | - | 195 | -173 | 192 |
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| Net (increase) decrease in loans | - | - | 241 | 313 | 384 | 599 | 212 | 207 | - | 195 | -173 | 192 |
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| Proceeds from the sale of portfolio loans | - | - | - | - | - | - | - | - | - | 1 | 5 | 8 |
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| Proceeds from Sale of Other Real Estate | - | - | - | - | - | - | - | - | - | - | - | 13 |
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| Purchases of premises and equipment | 3 | 2 | 3 | 5 | 5 | 4 | 5 | 4 | 5 | 5 | 4 | 4 |
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| Proceeds from the sale of premises and equipment | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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| Proceeds from Sale of Other Real Estate | - | - | - | - | - | - | - | - | - | - | - | 13 |
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| Proceeds from life insurance settlement | - | - | - | - | - | - | - | - | - | - | 0 | 0 |
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| Proceeds from life insurance settlement | - | - | - | - | - | - | - | - | - | - | 0 | 0 |
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| Net Cash (Used in) Provided by Investing Activities | 132 | -8 | -310 | -437 | -406 | -617 | -212 | -202 | -211 | -161 | 12 | -399 |
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| Increase (Decrease) in Demand Deposits | 106 | 208 | -23 | 241 | 196 | 378 | 166 | 232 | 423 | 592 | 875 | -623 |
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| Increase (Decrease) in Time Deposits | -88 | -217 | 56 | -5 | 51 | 18 | 27 | 14 | -28 | -207 | -299 | -153 |
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| Net (decrease) increase in securities sold under repurchase agreements | -10 | 28 | -29 | -3 | 31 | -11 | -1 | -32 | 2 | 45 | 19 | -84 |
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| Net increase (decrease) in short-term borrowings | - | - | - | - | - | - | - | - | - | - | - | 370 |
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| Net increase (decrease) in short-term borrowings | - | - | - | - | - | - | - | - | - | - | - | 370 |
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| Proceeds from long-term borrowings | 4 | 4 | - | - | 100 | - | 35 | 25 | 10 | - | - | - |
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| Repayments on long-term borrowings | 2 | 15 | - | - | - | - | - | - | 36 | 27 | 11 | 8 |
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| Repurchase of shares for taxes on restricted stock | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 |
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| Repurchase of common stock | 0 | 0 | 0 | 0 | 0 | - | - | 12 | 18 | 13 | - | 8 |
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| Cash dividends paid to common shareholders | 17 | 17 | 18 | 20 | 24 | 27 | 29 | 35 | 37 | 44 | 44 | 47 |
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| Cash dividends paid to common shareholders | 17 | 17 | 18 | 20 | 24 | 27 | 29 | 35 | 37 | 44 | 44 | 47 |
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| Repurchase of common stock | 0 | 0 | 0 | 0 | 0 | - | - | 12 | 18 | 13 | - | 8 |
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| Net Cash Provided by (Used in) Financing Activities | -43 | -8 | -6 | 360 | 335 | 560 | 76 | 112 | 114 | 139 | 464 | -554 |
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| Net increase (decrease) in cash and due from banks | - | - | - | - | - | - | - | - | 42 | 32 | 693 | -712 |
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| Cash paid for interest | - | - | - | - | - | - | - | 53 | 75 | 44 | 15 | 22,068 |
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| Loans transferred to portfolio from held for sale | - | - | - | - | - | 8 | 0 | 8 | - | - | - | - |
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| Income Taxes Paid, Net | - | 4 | 13 | 18 | 23 | 27 | 34 | 16 | 15 | 6 | 24 | 31 |
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| Right of use assets obtained in exchange for lease obligations | - | - | - | - | - | - | - | - | - | 0 | 3 | - |
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| Loans transferred to held for sale | 9 | 19 | 5 | - | 23 | 0 | - | - | 0 | 1 | 4 | - |
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| Cash paid for interest | - | - | - | - | - | - | - | 53 | 75 | 44 | 15 | 22,068 |
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| Right of use assets obtained in exchange for lease obligations | - | - | - | - | - | - | - | - | - | 0 | 3 | - |
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| Income Taxes Paid, Net | - | 4 | 13 | 18 | 23 | 27 | 34 | 16 | 15 | 6 | 24 | 31 |
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| Transfers of loans to other real estate owned | - | - | 1 | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 12 | 0 |
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