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Equity Method Investments (Details Textual) - USD ($)
shares in Millions
3 Months Ended 9 Months Ended
Nov. 12, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Sep. 30, 2019
Dec. 31, 2018
Sep. 30, 2018
Mar. 31, 2019
Income (loss) from equity method investments   $ 282,000 $ (201,000) $ 636,000   $ (371,000)    
Impairment charges       2,305,000   $ 2,000,000    
Equity method investments   $ 5,481,000   $ 5,481,000       $ 5,611,000
Insignia                
Number of shares held (in shares)   3.5   3.5        
Ownership percentage   29.00%   29.00%        
Income (loss) from equity method investments   $ (284,975)     $ 749,000   $ (203,000)  
Difference between carrying amount and underlying equity   24,032   $ 24,032        
Equity method investments   2,035,650   2,035,650        
Fence Store LLC                
Impairment charges   1,094,890   2,304,779        
Cadillac Castings, Inc                
Ownership percentage 1990.00%              
Difference between carrying amount and underlying equity   $ 338,373   $ 338,373        
Payments to acquire additional interest in subsidiaries $ 2,800,000