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Note 14 - Accumulated Other Comprehensive Loss - Changes in Each Component of Accumulated Other Comprehensive Loss (Details) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Unrealized holding losses, tax	$ 369	$ 75	$ 776	$ (304)
Pension liability adjustment, tax	0	0	0	27
Unrealized holding losses transferred from held to maturity to available for sale, tax	$ 0	$ 0	(91)	0
AOCI Attributable to Parent [Member]
Unrealized holding losses, tax			776	(304)
Pension liability adjustment, tax				$ (27)
Unrealized holding losses transferred from held to maturity to available for sale, tax			$ (91)

X

- Definition

Amount, after reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan, attributable to parent.

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