XML 39 R29.htm IDEA: XBRL DOCUMENT v3.20.2
Note 1 - Basis of Presentation (Details Textual) - USD ($)
2 Months Ended 3 Months Ended 9 Months Ended
Jul. 01, 2019
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Deconsolidation, Gain (Loss), Amount $ 219,000   $ 218,527 $ 218,534
Number of Shares Issuable Upon the Exercise of Options and Warrants (in shares)   471,144 479,802 471,144 479,802 471,144
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)   0 0