Syndication Costs (Schedule of Syndication Costs) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Syndication costs				$ 51
Percentage of offering proceeds, limit on reimbursements to Managing Members and/or affiliates			15.00%
Administration and Other [Member]
Syndication costs				20
Selling Commissions [Member]
Syndication costs				$ 31