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CONDENSED FINANCIAL INFORMATION - PARENT COMPANY ONLY, Cash Flows (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities [Abstract] |  |  |
Net income | $ 29,060 | $ 29,118 | $ 25,103
Adjustments to reconcile net income to net cash provided by operating activities [Abstract] |  |  |
Investment securities losses (gains), net | 247 | (339) | 41
Other, net | (330) | 180 | 1,580
Net cash provided by operating activities | 33,240 | 38,693 | 11,822
Cash flows from investing activities [Abstract] |  |  |
Purchases of equity securities | (117,913) | (211,218) | (143,987)
Proceeds from sale of equity securities | 33 | 0 | 168
Net cash used in investing activities | (362,452) | (158,232) | (110,734)
Cash flows from financing activities [Abstract] |  |  |
Cash dividends paid | (7,588) | (7,383) | (6,539)
Purchase of treasury stock | (1,279) | (1,374) | (2,122)
Sale of treasury stock to employee stock purchase plan | 112 | 0 | 126
Net cash provided by financing activities | 182,590 | 223,665 | 149,099
Net (decrease) increase in cash and cash equivalents | (146,622) | 104,126 | 50,187
Cash and Cash Equivalents at Beginning of Year | 172,833 | 68,707 | 18,520
Cash and Cash Equivalents at End of Year | 26,211 | 172,833 | 68,707
Parent Company [Member] |  |  |
Cash flows from operating activities [Abstract] |  |  |
Net income | 29,060 | 29,118 | 25,103
Adjustments to reconcile net income to net cash provided by operating activities [Abstract] |  |  |
Equity in undistributed earnings of subsidiaries | (22,135) | (20,744) | (9,685)
Investment securities losses (gains), net | 219 | (284) | 23
Other, net | 240 | 543 | 14
Net cash provided by operating activities | 7,384 | 8,633 | 15,455
Cash flows from investing activities [Abstract] |  |  |
Purchases of equity securities | (218) | 0 | (1,339)
Proceeds from sale of equity securities | 33 | 0 | 168
Acquisition of Midcoast | 0 | 0 | (7,614)
Net cash used in investing activities | (185) | 0 | (8,785)
Cash flows from financing activities [Abstract] |  |  |
Cash dividends paid | (7,588) | (7,383) | (6,539)
Issuance of subordinated debt | 0 | 9,869 | 0
Purchase of treasury stock | (1,279) | (1,374) | (2,122)
Sale of treasury stock to employee stock purchase plan | 112 | 0 | 126
Net cash provided by financing activities | (8,755) | 1,112 | (8,535)
Net (decrease) increase in cash and cash equivalents | (1,556) | 9,745 | (1,865)
Cash and Cash Equivalents at Beginning of Year | 15,046 | 5,301 | 7,166
Cash and Cash Equivalents at End of Year | $ 13,490 | $ 15,046 | $ 5,301

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