Note 9 - Goodwill and Intangible Assets - Change in Goodwill (Details) - USD ($) $ in Thousands		12 Months Ended
Jul. 01, 2019	Dec. 31, 2019	Dec. 31, 2018
Beginning of year		$ 3,198
Acquired goodwill as result of Great State merger			3,198
Measurement period adjustment		59
Impairment	$ 0
End of the period		$ 3,257	$ 3,198

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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