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Note 16 - Condensed Financial Statements of Parent Company - Condensed Statements 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 | Dec. 31, 2018
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |
Net income | $ 4,100 | $ 3,829 | $ 4,430 | $ 3,254 | $ 3,027 | $ 1,021 | $ 1,486 | $ 1,637 | $ 15,613 | $ 7,171 | $ 7,333
Adjustments to reconcile net income to net cash from operating activities: |  |  |  |  |  |  |  |  |  |  |
Amortization |  |  |  |  |  |  |  |  | 4,985 | 1,517 | 893
Compensation expense on employee and director stock purchases, stock options, and restricted stock units |  |  |  |  |  |  |  |  | 512 | 373 | 344
Net gain on sale of securities |  |  |  |  |  |  |  |  | (1,308) | (22) | (34)
Change in market value of equity securities |  |  |  |  |  |  |  |  | 155 | 0 | (71)
Changes in other assets |  |  |  |  |  |  |  |  | (3,186) | 2,128 | (875)
Changes in other liabilities |  |  |  |  |  |  |  |  | (3,532) | (1,493) | 573
Net cash from operating activities |  |  |  |  |  |  |  |  | 8,478 | 9,202 | 9,955
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |
Sales of securities |  |  |  |  |  |  |  |  | 121,942 | 178,450 | 2,634
Purchases of securities |  |  |  |  |  |  |  |  | (375,670) | (209,763) | (31,450)
Net cash from investing activities |  |  |  |  |  |  |  |  | (250,751) | 36,352 | (43,855)
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock |  |  |  |  |  |  |  |  | 134 | 142 | 77
Repurchase of common stock |  |  |  |  |  |  |  |  | (0) | 67 | 523
Proceeds from borrowings |  |  |  |  |  |  |  |  | 10,050 | 115,000 | 128,500
Payments on borrowings |  |  |  |  |  |  |  |  | (33,921) | (110,035) | (143,535)
Cash dividends paid |  |  |  |  |  |  |  |  | (6,174) | (5,815) | (2,580)
Net cash from financing activities |  |  |  |  |  |  |  |  | 262,234 | (5,686) | 16,753
Net change in cash |  |  |  |  |  |  |  |  | 19,961 | 39,868 | (17,147)
Beginning cash |  |  |  | 59,558 |  |  |  | 19,690 | 59,558 | 19,690 | 36,837
Ending cash | 79,519 |  |  |  | 59,558 |  |  |  | 79,519 | 59,558 | 19,690
Parent Company [Member] |  |  |  |  |  |  |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | 15,613 | 7,171 | 7,333
Adjustments to reconcile net income to net cash from operating activities: |  |  |  |  |  |  |  |  |  |  |
Equity in undistributed net income of subsidiary |  |  |  |  |  |  |  |  | (5,106) | (5,303) | (4,451)
Amortization |  |  |  |  |  |  |  |  | 51 | 14 | 18
Compensation expense on employee and director stock purchases, stock options, and restricted stock units |  |  |  |  |  |  |  |  | 488 | 359 | 331
Net gain on sale of securities |  |  |  |  |  |  |  |  | (26) | (8) | (9)
Change in market value of equity securities |  |  |  |  |  |  |  |  | 155 | 114 | (184)
Changes in other assets |  |  |  |  |  |  |  |  | 582 | (344) | 66
Changes in other liabilities |  |  |  |  |  |  |  |  | 551 | 1,485 | (19)
Net cash from operating activities |  |  |  |  |  |  |  |  | 12,308 | 3,488 | 3,085
Cash flows from investing activities: |  |  |  |  |  |  |  |  |  |  |
Sales of securities |  |  |  |  |  |  |  |  | 958 | 1,102 | 91
Purchases of securities |  |  |  |  |  |  |  |  | (200) | 0 | 0
Cash acquired from mergers with Community Shores Bank Corporation and County Bank Corp. |  |  |  |  |  |  |  |  | 142 | 1,038 | 0
Net cash from investing activities |  |  |  |  |  |  |  |  | 900 | 2,140 | 91
Cash flows from financing activities: |  |  |  |  |  |  |  |  |  |  |
Issuance of common stock |  |  |  |  |  |  |  |  | 134 | 142 | 77
Repurchase of common stock |  |  |  |  |  |  |  |  | 0 | (67) | (523)
Proceeds from borrowings |  |  |  |  |  |  |  |  | 10,000 | 0 | 0
Payments on borrowings |  |  |  |  |  |  |  |  | (833) | 0 | 0
Cash used as part of equity issuance for merger |  |  |  |  |  |  |  |  | (5,387) | (297) | 0
Cash dividends paid |  |  |  |  |  |  |  |  | (6,174) | (5,815) | (2,579)
Net cash from financing activities |  |  |  |  |  |  |  |  | (2,260) | (6,037) | (3,025)
Net change in cash |  |  |  |  |  |  |  |  | 10,948 | (409) | 151
Beginning cash |  |  |  | $ 991 |  |  |  | $ 1,400 | 991 | 1,400 | 1,249
Ending cash | $ 11,939 |  |  |  | $ 991 |  |  |  | $ 11,939 | $ 991 | $ 1,400

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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + 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 (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + 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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