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Organization and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Organization, Consolidation and Presentation of Financial Statements [Abstract]        
Interest earned on finance leases $ 260,100 $ 361,300 $ 496,200 $ 740,400