GOODWILL AND RADIO BROADCASTING LICENSES (Details 1) - Radio Marketing Units [Member] - USD ($) $ in Millions		Jun. 30, 2015		Oct. 01, 2014	Jun. 30, 2014	[1]
Schedule Of Goodwill, Radio Broadcasting Licenses And Other Intangible Assets [Line Items]
Pre-tax impairment charge (in millions)		$ 0	[1]	$ 0	$ 0
Discount Rate		9.50%	[1]	9.50%	9.50%
Year 1 Market Revenue Growth Rate Range	[1]	0.70%
Long-term Market Revenue Growth Rate Range (Years 6 - 10)	[1]	2.00%
Mature Market Share Range	[1]	7.40%
Operating Profit Margin Range	[1]	37.00%
Minimum [Member]
Schedule Of Goodwill, Radio Broadcasting Licenses And Other Intangible Assets [Line Items]
Year 1 Market Revenue Growth Rate Range				0.30%	1.30%
Long-term Market Revenue Growth Rate Range (Years 6 - 10)				1.00%	1.50%
Mature Market Share Range				7.20%	7.80%
Operating Profit Margin Range				26.40%	27.90%
Maximum [Member]
Schedule Of Goodwill, Radio Broadcasting Licenses And Other Intangible Assets [Line Items]
Year 1 Market Revenue Growth Rate Range				1.00%	1.50%
Long-term Market Revenue Growth Rate Range (Years 6 - 10)				2.00%	2.00%
Mature Market Share Range				19.50%	9.50%
Operating Profit Margin Range				52.20%	34.80%

[1] Reflects changes only to the key assumptions used in the interim testing for certain units of accounting.