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Note 12 - Regulatory Capital (Details Textual) - $ / shares |  | 12 Months Ended
--- | --- | ---
Nov. 22, 2019 | Dec. 31, 2019 | Dec. 31, 2018
Tier One Leverage Capital Required to be Well Capitalized to Average Assets |  | 7.50% |
Common Stock, Dividends, Per Share, Declared | $ 0.31 | $ 1.23 | $ 1.19

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in the regulatory framework for prompt corrective action. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
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