Income Taxes (Details) - Federal Tax Partners' Capital - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Federal Tax Partners' Capital [Abstract]
Members’ Equity for Financial Reporting Purposes	$ 11,655,674	$ 12,144,131
Adjusted Tax Basis of Investments in Real Estate Over Net Investments in Real Estate for Financial Reporting Purposes	1,626,933	1,497,990
Income Accrued for Tax Purposes Over Income for Financial Reporting Purposes	19,366	19,366
Syndication Costs Treated as Reduction of Capital For Financial Reporting Purposes	2,691,997	2,691,997
Members’ Equity for Tax Reporting Purposes	$ 15,993,970	$ 16,353,484