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Percentage of Executive Bonus Pool

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received.

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Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The stated interest rate on the mortgage loan receivable or the weighted average interest rate on a group of loans.

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Total amount of new mortgage loans on real estate during the reporting period.

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For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.

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Expenditures for salaries of officers. Does not include allocated share-based compensation, pension and post-retirement benefit expense or other labor-related non-salary expense. For commercial and industrial companies, excludes any direct and overhead labor that is included in cost of goods sold.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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RELATED PARTY TRANSACTIONS AND COMMITMENTS - Contractual Agreements (Details)				1 Months Ended		3 Months Ended		9 Months Ended		12 Months Ended
	Apr. 11, 2017 USD ($) shares	Jul. 24, 2014 USD ($)	Jul. 22, 2014 USD ($)	May 12, 2017 shares	Jun. 30, 2011	Sep. 30, 2017 USD ($) shares	Sep. 30, 2016 USD ($)	Sep. 30, 2017 USD ($) Loan	Sep. 30, 2016 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 shares	Jul. 01, 2017 USD ($)
Related Party Transaction [Line Items]
Syndicated financing of investment								$ (9,000)	$ 0
Professional fees						$ 1,059,000	$ 1,125,000	$ 3,181,000	3,348,000
Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Percentage of carrying value used to calculate legacy assets performance fee								110.00%
Legacy fees						19,700	0	$ 600,000	0
Chief Financial Officer [Member]
Related Party Transaction [Line Items]
Annual compensation	$ 300,000
Percentage of executive bonus pool	11.50%
Guaranteed bonus	$ 50,000
Severance guaranteed, Percent of base salary	50.00%
Juniper Capital Partners Llc [Member]
Related Party Transaction [Line Items]
Consulting agreement initial period					3 years
Consulting agreement renewable terms					P2Y
JCP Realty Advisors, LLC [Member]
Related Party Transaction [Line Items]
Percentage of carrying value used to calculate legacy assets performance fee		110.00%
Legacy fees						36,200	0	1,100,000	100,000
Annual consulting fees		$ 500,000	$ 600,000
Origination Fee		1.25%
Percentage of legacy assets performance fee		5.50%
Consulting fees						100,000	200,000	400,000	500,000
Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Advances to partnerships						1,100,000		800,000		$ 700,000
Maximum borrowing capacity										700,000		$ 5,000,000
Notes receivable						$ 1,200,000		$ 1,200,000
Effective rate (percentage)						6.25%		6.25%
Utah JV [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment								$ 1,700,000
Professional fees						$ 0	$ 100,000	600,000	$ 500,000
Legal and other professional fees payable						$ 0		0		$ 200,000
Related Parties [Member] \| Utah JV [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment								1,400,000
Related Parties [Member] \| Utah JV [Member] \| Director [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment								1,100,000
Related Parties [Member] \| Utah JV [Member] \| Board of Directors [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment								200,000
Related Parties [Member] \| Utah JV [Member] \| Law Firm [Member]
Related Party Transaction [Line Items]
Syndicated financing of investment								$ 100,000
Restricted Stock [Member]
Related Party Transaction [Line Items]
Restricted stock grants \| shares											322,262
Restricted Stock [Member] \| Chief Executive Officer [Member]
Related Party Transaction [Line Items]
Restricted stock grants \| shares											850,000
Restricted Stock [Member] \| Chief Financial Officer [Member]
Related Party Transaction [Line Items]
Restricted stock grants \| shares	50,000			100,000		50,000
Vesting period	3 years
Prime Rate [Member] \| Minimum [Member]
Related Party Transaction [Line Items]
Variable rate (percent)								6.25%		2.00%
Prime Rate [Member] \| Minimum [Member] \| Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Variable rate (percent)								2.00%
Prime Rate [Member] \| Maximum [Member]
Related Party Transaction [Line Items]
Variable rate (percent)										8.00%
Prime Rate [Member] \| Maximum [Member] \| Unconsolidated Partnerships [Member]
Related Party Transaction [Line Items]
Variable rate (percent)								8.00%
Mortgage Receivable [Member]
Related Party Transaction [Line Items]
Number of loans acquired \| Loan								1
Discount on loans acquired								$ 7,000,000
Value of loans acquired								7,600,000
Expenses of acquired loans								$ 200,000
Number of extensions available for loans acquired								3
Annual interest rate of loans acquired								9.50%
Variable Interest Entity \| Lakeside JV [Member]
Related Party Transaction [Line Items]
Advances to partnerships						$ 700,000
Variable Interest Entity \| Prime Rate [Member] \| Lakeside JV [Member]
Related Party Transaction [Line Items]
Variable rate (percent)						8.00%