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Transactions with General Partner and its Affiliates - Schedule of Advisory Board Fees Paid to Jesse Small (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Jesse Small [Member]        
Advisory Board Fees paid $ 875 $ 875 $ 2,625 $ 2,625