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Note 10 - Subordinated Debt - Related Parties	12 Months Ended
	Dec. 31, 2021
Notes to Financial Statements
Subordinated Borrowings Disclosure [Text Block]	10.   Subordinated Debt – Related Parties As discussed in Note 9 above, as of December 31, 2021, the company owes a balance of Mr. Schwan’s note of approximately $1.2 million, including accrued interest.

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- References

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- Definition

The entire disclosure for borrowings under subordinated debt agreements that qualify as available in computing net capital under SEC's uniform net capital rule, including restrictive covenants, collateral, interest rates and due dates, amounts due by date and amount owed in total.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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