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Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Sep. 30, 2023
Dec. 31, 2022
Temporary Equity, shares issued (in shares) 71,666 250,000
Temporary Equity, shares outstanding (in shares) 71,666 250,000
Temporary Equity, par value (in dollars per share) $ 1,000 $ 1,000
Temporary Equity, liquidation (in dollars per share) $ 1,850 $ 1,850
Common unitholders interest, issued (in shares) 12,634,642 12,505,996
Common unitholders interest, outstanding (in shares) 12,634,642 12,505,996