XML 78 R48.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note 9 - Equity Method Investments (Details Textual) - USD ($)
shares in Millions
3 Months Ended 6 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Mar. 31, 2018
Equity Method Investments $ 5,465,501   $ 5,465,501   $ 5,032,268
Income (Loss) from Equity Method Investments, Total $ 160,558 $ 61,840 $ 169,741 $ 29,937  
Insignia [Member]          
Equity Method Investment, Number of Shares Held 3.5   3.5    
Equity Method Investment, Ownership Percentage 29.00%   29.00%    
Equity Method Investments $ 4,898,000   $ 4,898,000    
Equity Method Investment, Summarized Financial Information, Net Income (Loss) 55,000        
Equity Method Investment, Difference Between Carrying Amount and Underlying Equity, Total 24,000   24,000    
Fence Store LLC [Member]          
Equity Method Investments 566,000   $ 566,000    
Income (Loss) from Equity Method Investments, Total $ 129,000