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Note 14 - Accumulated Other Comprehensive Income (Loss) - Changes in Each Component of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Balance | $ 78,518 | $ 69,728 | $ 77,219 | $ 66,674
Unrealized holding gains, net of tax | 514 | 1,389 | 2,606 | 2,917
Change in fair value of cash flow hedges, net of tax | (25) | 0 | (25) | 0
Total other comprehensive income | 489 | 1,389 | 2,581 | 2,577
Unrealized holding losses transferred from held to maturity to available for sale, net of tax | 0 | 0 | 0 | (340)
Balance | 80,788 | 72,809 | 80,788 | 72,809
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member] |  |  |  |
Balance | 2,816 | (620) | 724 | (1,808)
Unrealized holding gains, net of tax | 514 | 1,389 | 2,606 | 2,917
Total other comprehensive income |  | 1,389 |  | 2,577
Change in fair value of cash flow hedges, net of tax | 0 |  | 0 |
Total other comprehensive income | 514 |  | 2,606 |
Unrealized holding losses transferred from held to maturity to available for sale, net of tax |  |  |  | (340)
Balance | 3,330 | 769 | 3,330 | 769
Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] |  |  |  |
Balance | 0 | 0 | 0 | 0
Unrealized holding gains, net of tax | 0 | 0 | 0 | 0
Total other comprehensive income |  | 0 |  | 0
Change in fair value of cash flow hedges, net of tax | (25) |  | (25) |
Total other comprehensive income | (25) |  | (25) |
Unrealized holding losses transferred from held to maturity to available for sale, net of tax |  |  |  | 0
Balance | (25) | 0 | (25) | 0
AOCI Attributable to Parent [Member] |  |  |  |
Balance | 2,816 | (620) | 724 | (1,808)
Unrealized holding gains, net of tax | 514 | 1,389 | 2,606 | 2,917
Total other comprehensive income |  | 1,389 |  | 2,577
Change in fair value of cash flow hedges, net of tax | (25) |  | (25) |
Total other comprehensive income | 489 | 1,389 | 2,581 | 2,577
Unrealized holding losses transferred from held to maturity to available for sale, net of tax |  |  |  | (340)
Balance | $ 3,305 | $ 769 | $ 3,305 | $ 769

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