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CONDENSED FINANCIAL STATEMENTS OF PARENT COMPANY - Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |
Net income | $ 4,207 | $ 5,015 | $ 6,117 | $ 7,281 | $ 7,620 | $ 8,970 | $ 8,535 | $ 7,812 | $ 22,620 | $ 32,937 | $ 25,993
Adjustments to reconcile net income to net cash (used) provided by operating activities: |  |  |  |  |  |  |  |  |  |  |
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 36,403 | 37,722 | 40,354
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |
Acquisitions, net of cash paid |  |  |  |  |  |  |  |  |  |  | 39,537
Net cash used in investing activities |  |  |  |  |  |  |  |  | (84,981) | (43,964) | (159,006)
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of subordinated debt |  |  |  |  |  |  |  |  | 40,000 | 0 | 0
Repayments of subordinated debt |  |  |  |  |  |  |  |  | (22,000) | 0 | 0
Net cash provided by financing activities |  |  |  |  |  |  |  |  | 6,734 | 14,311 | 200,898
Net change in cash and cash equivalents |  |  |  |  |  |  |  |  | (41,844) | 8,069 | 82,246
Cash and cash equivalents at beginning of year |  |  |  | 98,754 |  |  |  | 90,685 | 98,754 | 90,685 | 8,439
Cash and cash equivalents at end of year | 56,910 |  |  |  | 98,754 |  |  |  | 56,910 | 98,754 | 90,685
Parent Company |  |  |  |  |  |  |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | 22,620 | 32,937 | 25,993
Adjustments to reconcile net income to net cash (used) provided by operating activities: |  |  |  |  |  |  |  |  |  |  |
Equity in undistributed income of subsidiaries |  |  |  |  |  |  |  |  | (4,845) | (13,333) | (15,687)
Other, net |  |  |  |  |  |  |  |  | (1,040) | (1,457) | (1,364)
Net cash provided by operating activities |  |  |  |  |  |  |  |  | 16,735 | 18,147 | 8,942
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |
Acquisitions, net of cash paid |  |  |  |  |  |  |  |  | 0 | 0 | 1,939
Purchase of securities |  |  |  |  |  |  |  |  | 0 | (7) | 0
Other, net |  |  |  |  |  |  |  |  | (8,000) | 0 | 0
Net cash used in investing activities |  |  |  |  |  |  |  |  | (8,000) | (7) | 1,939
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of subordinated debt |  |  |  |  |  |  |  |  | 40,000 | 0 | 0
Repayments of subordinated debt |  |  |  |  |  |  |  |  | (17,000) | 0 | 0
Net proceeds from common stock |  |  |  |  |  |  |  |  | 883 | 951 | 1,052
Net proceeds from reissuance of treasury stock |  |  |  |  |  |  |  |  | (22) | 686 | 686
Common stock cash dividends paid |  |  |  |  |  |  |  |  | (13,366) | (12,184) | (11,505)
Other, net |  |  |  |  |  |  |  |  | 0 | 0 | (16)
Net cash provided by financing activities |  |  |  |  |  |  |  |  | 10,495 | (10,547) | (9,783)
Net change in cash and cash equivalents |  |  |  |  |  |  |  |  | 19,230 | 7,593 | 1,098
Cash and cash equivalents at beginning of year |  |  |  | $ 9,993 |  |  |  | $ 2,400 | 9,993 | 2,400 | 1,302
Cash and cash equivalents at end of year | $ 29,223 |  |  |  | $ 9,993 |  |  |  | $ 29,223 | $ 9,993 | $ 2,400

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