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Assets Held for Sale - Narrative (Details) - Discontinued Operations, Held-for-sale - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Oct. 30, 2017 | Sep. 30, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Asset impairment charges |  | $ 4,131
Fort Myers Property, Florida | Office Building |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Consideration for discontinued operation | $ 5,300 |
Gain on disposal of discontinued operation | $ 1,800 |

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