Debt Financing Narrative Tagging (Details)	1 Months Ended				3 Months Ended		9 Months Ended
	Sep. 30, 2017 USD ($)	Jun. 30, 2017	Mar. 31, 2017 USD ($) Trust	Feb. 28, 2017 USD ($) Agreement	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($) Agreement Trust	Sep. 30, 2017 USD ($) Trust	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)
Debt Instrument [Line Items]
Deferred financing costs - net | $	$ 470,769				$ 470,769		$ 470,769		$ 456,890
M24 TEBS Financing [Member]
Debt Instrument [Line Items]
Debt instrument extended maturity date	Sep. 15, 2020
Variable - TOB [Member]
Debt Instrument [Line Items]
Debt instrument extended maturity period		2018-05
Term A/B Trust [Member]
Debt Instrument [Line Items]
Deferred financing costs - net | $			$ 47,000	$ 1,200,000		$ 1,400,000		$ 1,400,000
Number of Term Trusts refinanced			4
Number of paid off and collapsed TOB Trusts						7
Number Of T O B Trusts						9
Term A/B Trust [Member] | Farnam Capital Advisors, LLC [Member]
Debt Instrument [Line Items]
Consulting fees | $				$ 921,000	$ 0	$ 1,200,000	$ 921,000	$ 1,200,000
Mortgage Revenue Bonds [Member]
Debt Instrument [Line Items]
Number of paid off and collapsed TOB Trusts							3
Mortgage Revenue Bonds [Member] | Term A/B Trust [Member]
Debt Instrument [Line Items]
Number of new agreements | Agreement				19		12