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Investments in Unconsolidated Real Estate Joint Ventures (Joint Venture Fees) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Management, Leasing and other services [Line Items] |  |  |  |
Fees received | $ 583 | $ 588 | $ 1,826 | $ 1,776
Management and Marketing Fee [Member] |  |  |  |
Management, Leasing and other services [Line Items] |  |  |  |
Fees received | 571 | 564 | 1,704 | 1,676
Leasing and other fees [Member] |  |  |  |
Management, Leasing and other services [Line Items] |  |  |  |
Fees received | $ 12 | $ 24 | $ 122 | $ 100

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- Definition Management, Leasing and Marketing Fees [Line Items] + References No definition available. + Details
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- Definition The net management, leasing and other services revenue received for services provided to unconsolidated joint ventures. + References No definition available. + Details
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- Details
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- Details
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