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Note M - Related Party Transactions (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Schedule of Related Party Transactions [Table Text Block] |
Total loans at January 1, 2019 |  | $ | 3,674 |
New loans |  |  | 890 |
Repayments |  |  | (391 | )
Other changes |  |  | (199 | )
Total loans at December 31, 2019 |  | $ | 3,974 |

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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration