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Note 4 - Investments In and Advances to Real Estate Joint Ventures (Details Textual) ft² in Millions, $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2020 USD ($) ft² | Dec. 31, 2019 ft²
All Equity Method Investments [Member] |  |
Number of Real Estate Properties | 98 | 98
Gross Leasable Area (Square Foot) | ft² | 21.3 | 21.3
Real Estate Joint Ventures [Member] | Operating Properties [Member] |  |
Number of Real Estate Properties, Interest Disposed of or Transferred | 5 |
Equity Method Investment, Sales Price | $ 128.2 |
Equity Method Investment, Realized Gain (Loss) on Disposal, Total | $ 11.9 |

X
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- Definition The amount of floor space available to be rented in a commercial property. + References No definition available. + Details
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- Definition Amount of gain (loss) on sale or disposal of an equity method investment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(7)(c)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(9)(a)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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- Details
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