Subsequent Event (Details) - Subsequent Event [Member] $ in Millions	Aug. 28, 2017 USD ($)
Subsequent Event [Line Items]
Broadcast Spectrum Allowed for Use Under Channel Sharing Agreement	33.30%
Total consideration payable to the Company under Channel Sharing Agreement	$ 3.5
Amount payable upon grant of a required construction permit by the FCC, Channel Sharing Agreement	2.5
Cash purchase price for sale of the Station's assets	10.0
Escrow holdback amount	$ 1.0
Commencement of Escrow Holdback Monthly Installments, Period after Closing Date	14 months