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PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Cash flows from operating activities: |  |  |
Net income | $ 42,042 | $ 51,691 | $ 39,227
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
(Increase) decrease in other assets | (11,916) | 3,942 | (2,373)
(Decrease) increase in other liabilities | (5,371) | (1,509) | 3,430
Net cash provided by operating activities | 47,387 | 69,962 | 58,383
Cash flows from investing activities: |  |  |
Net cash used in investing activities | (716,840) | (352,606) | (80,549)
Cash flows from financing activities: |  |  |
Net proceeds from issuance of common stock | 1,267 | 1,102 | 1,017
Purchase of treasury stock | (4,633) | (625) |
Repurchase of surrendered stock from vesting of stock plans | (3,181) | (887) | (586)
Cash dividends paid | (19,197) | (18,420) | (18,342)
Net cash provided by financing activities | 1,429,087 | 104,470 | 222,787
Net increase (decrease) in cash and cash equivalents | 759,634 | (178,174) | 200,621
Cash and cash equivalents at beginning of period | 117,194 | 295,368 | 94,747
Cash and cash equivalents at end of period | 876,828 | 117,194 | 295,368
Parent Company |  |  |
Cash flows from operating activities: |  |  |
Net income | 42,042 | 51,691 | 39,227
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Equity in undistributed earnings of the Bank | (18,915) | (30,840) | (27,896)
Amortization | 139 | 139 | 140
(Increase) decrease in other assets | (379) | (73) | 108
(Decrease) increase in other liabilities | (526) | 39 | 11
Net cash provided by operating activities | 22,361 | 20,956 | 11,590
Cash flows from financing activities: |  |  |
Net proceeds from issuance of common stock | 1,267 | 1,102 | 1,017
Purchase of treasury stock | (4,633) | (625) |
Repurchase of surrendered stock from vesting of stock plans | (3,181) | (887) | (586)
Cash dividends paid | (19,197) | (18,420) | (18,342)
Net cash provided by financing activities | (25,744) | (18,830) | (17,911)
Net increase (decrease) in cash and cash equivalents | (3,383) | 2,126 | (6,321)
Cash and cash equivalents at beginning of period | 3,663 | 1,537 | 7,858
Cash and cash equivalents at end of period | $ 280 | $ 3,663 | $ 1,537

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