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Note 13 - Subsequent Events (Details Textual) - USD ($) $ in Thousands		3 Months Ended
	May 09, 2017	Mar. 31, 2017	Mar. 31, 2016
Payments to Acquire Real Estate		$ 3,102	$ 3,358
Subsequent Event [Member] | Blackstone Real Estate Special Situations Advisors LLC [Member] | Loan Package [Member]
Proceeds from Issuance of Long-term Debt	$ 73,700
Residential Property in Brooklyn, NY [Member] | Subsequent Event [Member]
Payments to Acquire Real Estate	$ 87,500

X

- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

+ Details

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X

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

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- Details

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- Details

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