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Assets Held for Sale and Discontinued Operations (Narrative) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Discontinued Operations, Disposed of by Sale [Member] | Tennessee |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Disposal Group, Including Discontinued Operation, Consideration | $ 600 | $ 1,350

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- Definition Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. + References No definition available. + Details
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- Details
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