Members' Equity (Details) - USD ($)	3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019	Dec. 31, 2018
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	$ 163,281	$ 164,003	$ 244,743	$ 244,743	$ 327,284	$ 489,486
SaleProceedsDistributionMadeToMemberOrLimitedPartner					161,616
Partners' Capital Account, Redemptions			6,922
Limited Partner [Member]
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	159,999	160,699	$ 237,401	237,401	$ 320,698	$ 474,802
Distribution Made to Limited Partner, Distributions Declared, Per Unit (in Dollars per share)					$ 13.69	$ 20.24	$ 10.12	$ 12.66
Weighted Average Limited Partnership Units Outstanding, Basic (in Shares)					23,423	23,454
DistributionsPerUnitOfNetIncome (in Dollars per share)					$ 12.37	$ 0.00
DistributionsPerUnitOfReturnOfCapital (in Dollars per share)					$ 1.32	$ 20.24
SaleProceedsDistributionMadeToMemberOrLimitedPartner					$ 160,000
SaleProceedsDistributionMadetoLimitedPartnerPerUnit (in Dollars per share)					$ 6.84
Partners' Capital Account, Units, Redeemed (in Shares)			12.00			12.00
Partners' Capital Account, Redemptions			$ 6,714			$ 6,714
General Partner [Member]
Members' Equity (Details) [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	$ 3,282	$ 3,304	7,342	$ 7,342	$ 6,586	14,684
SaleProceedsDistributionMadeToMemberOrLimitedPartner					$ 1,616
Partners' Capital Account, Redemptions			$ 208			$ 208