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Organization and Principles of Consolidation Variable Interest Entities (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2018 USD ($) retail_shopping_center | Dec. 31, 2017 USD ($)
Accounting Policies [Abstract] |  |
Schedule of Variable Interest Entities | The major classes of assets, liabilities, and non-controlling equity interests held by the Company's consolidated VIEs, exclusive of the Operating Partnership as a whole, are as follows:
(in thousands) | June 30, 2018 | December 31, 2017
Assets |  |
Net real estate investments | $ | 161,592 |  | 172,736 |
Cash and cash equivalents | 3,795 |  | 4,993 |
Liabilities |  |
Notes payable | 18,358 |  | 16,551 |
Equity |  |
Limited partners’ interests in consolidated partnerships | 17,496 |  | 17,572 |
Variable Interest Entity [Line Items] |  |
Document Period End Date | Jun. 30, 2018 |
Variable Interest Entity, Consolidated, Carrying Amount, Liabilities | $ 18,358 | $ 16,551
Noncontrolling Interest in Variable Interest Entity | $ 17,496 | 17,572
Minimum [Member] |  |
Variable Interest Entity [Line Items] |  |
Equity Method Investment, Accretion Period | 10 years |
Maximum [Member] |  |
Variable Interest Entity [Line Items] |  |
Equity Method Investment, Accretion Period | 40 years |
Real Estate [Member] |  |
Variable Interest Entity [Line Items] |  |
Variable Interest Entity, Consolidated, Carrying Amount, Assets | $ 161,592 | 172,736
Cash and Cash Equivalents [Member] |  |
Variable Interest Entity [Line Items] |  |
Variable Interest Entity, Consolidated, Carrying Amount, Assets | $ 3,795 | $ 4,993
Partially Owned Properties [Member] |  |
Variable Interest Entity [Line Items] |  |
Number of Real Estate Properties | retail_shopping_center | 130 |
Consolidated Properties [Member] |  |
Variable Interest Entity [Line Items] |  |
Number of Real Estate Properties | retail_shopping_center | 11 |

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- Definition Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest). + References No definition available. + Details
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- Definition Tabular disclosure of the significant judgments and assumptions made in determining whether a variable interest (as defined) held by the entity requires the variable interest entity (VIE) (as defined) to be consolidated and (or) disclose information about its involvement with the VIE, individually or in aggregate (as applicable); the nature of restrictions, if any, on the consolidated VIE's assets and on the settlement of its liabilities reported by an entity in its statement of financial position, including the carrying amounts of such assets and liabilities; the nature of, and changes in, the risks associated with involvement in the VIE; how involvement with the VIE affects the entity's financial position, financial performance, and cash flows; the lack of recourse if creditors (or beneficial interest holders) of the consolidated VIE have no recourse to the general credit of the primary beneficiary (if applicable); the terms of arrangements, giving consideration to both explicit arrangements and implicit variable interests, if any, that could require the entity to provide financial support to the VIE, including events or circumstances that could expose the entity to a loss; the methodology used by the entity for determining whether or not it is the primary beneficiary of the variable interest entity; the significant factors considered and judgments made in determining that the power to direct the activities of a VIE that most significantly impact the VIE's economic performance are shared (as defined); the carrying amounts and classification of assets and liabilities of the VIE included in the statement of financial position; the entity's maximum exposure to loss, if any, as a result of its involvement with the VIE, including how the maximum exposure is determined and significant sources of the entity's exposure to the VIE; a comparison of the carrying amounts of the assets and liabilities and the entity's maximum exposure to loss; information about any liquidity arrangements, guarantees, and (or) other commitments by third parties that may affect the fair value or risk of the entity's variable interest in the VIE; whether or not the entity has provided financial support or other support (explicitly or implicitly) to the VIE that it was not previously contractually required to provide or whether the entity intends to provide that support, including the type and amount of the support and the primary reasons for providing the support; and supplemental information the entity determines necessary to provide. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -URI http://asc.fasb.org/extlink&oid=108788376&loc=SL6759159-111685 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=108788376&loc=d3e5747-111685 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=108788376&loc=SL6228884-111685 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=108788376&loc=d3e5710-111685 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=108788376&loc=d3e5728-111685 + Details
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