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Dispositions (Narrative) (Details) - Sale of LFM to Entercom [Member] - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Jul. 16, 2015 | Dec. 31, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Pre-Tax Proceeds | $ 75 |
Preferred stock received as consideration | $ 28 |
Income (Loss) from Continuing Operations Attributable to Parent |  | $ 2

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