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PARENT COMPANY ONLY - Condensed Statement of Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |  |  |  |  |  |  |
Net income | $ 6,770 | $ 2,848 | $ 5,438 | $ 4,166 | $ 5,458 | $ 5,307 | $ 3,649 | $ 5,090 | $ 19,222 | $ 19,504
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |  |  |  |
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | (2,645) | 1,188
Increase (decrease) in other liabilities |  |  |  |  |  |  |  |  | 2,473 | (2,068)
Net Cash Provided by Operating Activities |  |  |  |  |  |  |  |  | 24,784 | 22,461
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |  |  |  |  |  |  |
Purchase of vested restricted stock for tax withholding |  |  |  |  |  |  |  |  | (163) | (189)
Dividends paid |  |  |  |  |  |  |  |  | (14,469) | (14,041)
Net Cash Used in Financing Activities |  |  |  |  |  |  |  |  | (56,469) | (46,834)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS |  |  |  |  |  |  |  |  | 64,895 | (1,705)
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR |  |  |  | 31,122 |  |  |  | 32,827 | 31,122 | 32,827
CASH AND CASH EQUIVALENTS, END OF YEAR | 96,017 |  |  |  | 31,122 |  |  |  | 96,017 | 31,122
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION: |  |  |  |  |  |  |  |  |  |
Interest paid |  |  |  |  |  |  |  |  | 10,742 | 9,601
Parent Company [Member] |  |  |  |  |  |  |  |  |  |
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | 19,222 | 19,504
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |  |  |  |  |  |  |  |
Accretion of purchase accounting adjustment |  |  |  |  |  |  |  |  | (38) | 0
Loss on repayment of subordinated debt |  |  |  |  |  |  |  |  | 0 | 10
Distributions in excess of income from subsidiaries |  |  |  |  |  |  |  |  | 17,797 | 4,010
Decrease (increase) in other assets |  |  |  |  |  |  |  |  | 105 | (107)
Increase (decrease) in other liabilities |  |  |  |  |  |  |  |  | 13 | (81)
Net Cash Provided by Operating Activities |  |  |  |  |  |  |  |  | 37,099 | 23,336
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |  |  |  |  |  |  |
Net cash used in business combination |  |  |  |  |  |  |  |  | (21,837) | (9,698)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |  |  |  |  |  |  |
Repayment of subordinated debt |  |  |  |  |  |  |  |  | 0 | 510
Proceeds from sale of treasury stock |  |  |  |  |  |  |  |  | 131 | 198
Purchase of vested restricted stock for tax withholding |  |  |  |  |  |  |  |  | (163) | (189)
Dividends paid |  |  |  |  |  |  |  |  | (14,469) | (14,041)
Net Cash Used in Financing Activities |  |  |  |  |  |  |  |  | (14,501) | (14,542)
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS |  |  |  |  |  |  |  |  | 761 | (904)
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR |  |  |  | $ 6,485 |  |  |  | $ 7,389 | 6,485 | 7,389
CASH AND CASH EQUIVALENTS, END OF YEAR | $ 7,246 |  |  |  | $ 6,485 |  |  |  | 7,246 | 6,485
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION: |  |  |  |  |  |  |  |  |  |
Investment of net assets acquired in business combination in Citizens & Northern Bank |  |  |  |  |  |  |  |  | 73,426 | 49,765
Common equity issued in business combination |  |  |  |  |  |  |  |  | 41,429 | 32,953
Subordinated debt assumed in business combination |  |  |  |  |  |  |  |  | 10,091 | 7,000
Other liabilities assumed in business combination |  |  |  |  |  |  |  |  | 69 | 114
Interest paid |  |  |  |  |  |  |  |  | $ 655 | $ 461

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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition The cash outflow from the repayment of long-term borrowing where a lender is placed in a lien position behind debt having a higher priority of repayment (senior) in case of liquidation of the entity's assets or underlying collateral. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585 + Details
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