Members' Capital (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2016 shares	Sep. 30, 2015 shares	Sep. 30, 2016 USD ($) $ / shares $ / item shares	Sep. 30, 2015 USD ($) $ / shares $ / item shares
Members' Capital (Details) [Line Items]
Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Declared			$ 639,767	$ 704,707
Weighted Average Limited Partnership Units Outstanding, Basic (in Shares) | shares	1,744,006	1,756,507	1,747,618	1,761,537
Sale Proceeds Distribution Made To Member Or Limited Partner			$ 121,212	$ 171,717
Partners' Capital Account, Redemptions			77,729	115,753
Limited Member [Member]
Members' Capital (Details) [Line Items]
Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Declared			$ 622,999	$ 687,000
Distributions Per Limited Partnership Unit Outstanding, Basic (in Dollars per share) | $ / shares			$ 0.36	$ 0.39
Weighted Average Limited Partnership Units Outstanding, Basic (in Shares) | shares			1,747,618	1,761,537
Distributions Per Unit Of Net Income (in Dollars per Item) | $ / item			0.09	0.39
Distributions Per Unit Of Return Of Capital (in Dollars per Item) | $ / item			0.27	0
Sale Proceeds Distribution Made To Member Or Limited Partner			$ 120,000	$ 170,000
Sale Proceeds Distribution Made to Limited Member Per Unit (in Dollars per Item) | $ / item			0.07	0.10
Partners' Capital Account, Units, Redeemed (in Shares) | shares			10,835.5	15,090.0
Partners' Capital Account, Redemptions			$ 75,397	$ 112,281
Managing Member [Member]
Members' Capital (Details) [Line Items]
Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Declared			16,768	17,707
Sale Proceeds Distribution Made To Member Or Limited Partner			1,212	1,717
Partners' Capital Account, Redemptions			$ 2,332	$ 3,472