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Broadcast Licenses, Goodwill and Other Intangible Assets (Details 3) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 16,429 | $ 15,206
Accumulated Amortization | 13,682 | 12,488
Net Amount | 2,747 | 2,718
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 4,660 | 3,546
Accumulated Amortization | 2,634 | 1,529
Net Amount | 2,026 | 2,017
Non-competition agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 3,861 | 3,861
Accumulated Amortization | 3,861 | 3,861
Net Amount | 0 | 0
Favorable lease agreements [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 5,965 | 5,965
Accumulated Amortization | 5,504 | 5,468
Net Amount | 461 | 497
Other intangibles [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,943 | 1,834
Accumulated Amortization | 1,683 | 1,630
Net Amount | $ 260 | $ 204

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