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Real Estate (Discontinued Operations) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Cash flows provided by operating activities | $ 5,702
Cash flows used in investing activities | (534)
Ground Net Lease Business |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Revenues | 5,922
Expenses | (1,491)
Income from sales of real estate | 508
Income from discontinued operations | $ 4,939

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