Members' Equity (Details) - USD ($)	3 Months Ended						9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	$ 92,886	$ 92,886	$ 94,433	$ 94,433	$ 94,432	$ 94,432	$ 280,205	$ 283,297
Partners' Capital Account, Redemptions		314,811
Limited Partner [Member]
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	90,099	$ 90,100	91,600	91,600	91,599	91,599	$ 271,799	$ 274,798
Distribution Made to Limited Partner, Distributions Declared, Per Unit (in Dollars per share)							$ 0.16	$ 0.16
Weighted Average Limited Partnership Units Outstanding, Basic (in Shares)							1,698,297	1,738,006
DistributionsPerUnitOfNetIncome (in Dollars per share)							$ 0.04	$ 0.03
DistributionsPerUnitOfReturnOfCapital (in Dollars per share)							$ 0.12	$ 0.13
Partners' Capital Account, Units, Redeemed (in Shares)		59,562.8					59,562.8
Partners' Capital Account, Redemptions		$ 305,367					$ 305,367
General Partner [Member]
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	$ 2,787	2,786	$ 2,833	$ 2,833	$ 2,833	$ 2,833	8,406	$ 8,499
Partners' Capital Account, Redemptions		$ 9,444					$ 9,444