Statements of Changes in Members' Capital - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Beginning Balance	$ 16,335	$ 14,924
Repurchase of Units		(21)
Distributions to Other Members	(2,063)	(12)
Distributions to Managing Member	(167)	(1)
Net (loss) income	(415)	1,445
Ending Balance	$ 13,690	$ 16,335
Other Members [Member]
Beginning Balance (in Units)	8,246,919	8,257,599
Beginning Balance	$ 16,335	$ 14,924
Repurchase of Units (in Units)		(10,680)
Repurchase of Units		$ (21)
Distributions to Other Members	(2,063)	(12)
Net (loss) income	$ (582)	$ 1,444
Ending Balance (in Units)	8,246,919	8,246,919
Ending Balance	$ 13,690	$ 16,335
Managing Member [Member]
Distributions to Managing Member	(167)	(1)
Net (loss) income	$ 167	$ 1