DISPOSITION OF ASSETS -Additional Information (Details) - USD ($) $ in Millions	Dec. 31, 2014	Sep. 30, 2014	Aug. 01, 2014
Allbritton
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Working capital adjustment			$ 50.1
MEG Stations | WTTA & KXRM And KXTU
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Price of assets sold	$ 93.1
Working capital adjustment	$ 0.6
MEG Stations | Allbritton | WHTM
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Price of assets sold		$ 83.4
Working capital adjustment		$ 0.2
Cunningham | Allbritton | WTAT
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Price of assets sold			$ 14.0