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Members' Equity (Details) - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Members' Equity (Details) [Line Items]    
Distribution Made to Limited Partner, Cash Distributions Declared $ 94,433 $ 94,432
Limited Partner [Member]    
Members' Equity (Details) [Line Items]    
Distribution Made to Limited Partner, Cash Distributions Declared $ 91,600 $ 91,599
Distribution Made to Limited Partner, Distributions Declared, Per Unit $ 0.05 $ 0.05
Weighted Average Limited Partnership Units Outstanding, Basic 1,738,006 1,738,006
DistributionsPerUnitOfNetIncome $ 0.01 $ 0
DistributionsPerUnitOfReturnOfCapital $ 0.04 $ 0.05
General Partner [Member]    
Members' Equity (Details) [Line Items]    
Distribution Made to Limited Partner, Cash Distributions Declared $ 2,833 $ 2,833