ACQUISITIONS, DIVESTITURES AND PRO FORMA SUMMARY (Details) - USD ($)	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2016	Mar. 31, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015	Jul. 16, 2015
Acquisition [Line Items]
Payments to Acquire Businesses, Gross				$ 92,000	$ 81,652,000
Purchase price allocation [Abstract]
Property Plant And Equipment Net	$ 55,380,000			55,380,000		$ 57,993,000
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract]
Merger and acquisition costs and restructuring charges	670,000		$ 1,978,000	670,000	5,732,000
Restructuring Charges				0	1,754,000
Merger Costs				670,000	3,978,000
Lease abandonment expense [Member]
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract]
Restructuring Charges				0	0
Cost Of Terminating Contracts [Member]
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract]
Restructuring Charges				0	627,000
One Time Termination Expenses [Member]
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract]
Restructuring Charges				0	$ 1,127,000
LFM [Member]
Acquisition [Line Items]
Acquisition price paid from borrowing							$ 42,000,000
Purchases of radio station assets							(77,500,000)
Unaudited Pro Forma Summary Of Financial Information
Acquisition Price Paid Using Convertible Preferred Stock							27,500,000
Aquisition Purchase Price Total							$ 105,000,000
AHFS [Member]
Purchase price allocation [Abstract]
Total intangible assets				38,000		1,397,000
Total assets	643,000			643,000		6,106,000
Net assets acquired	630,000			630,000		6,106,000
Property, Plant and Equipment, Gross	806,000			806,000		5,505,000
Property Plant And Equipment Net	605,000			605,000		4,709,000
Depreciation				201,000		796,000
AHFS [Member] | Prepaid Expenses And Other Current Assets [Member]
Purchase price allocation [Abstract]
Property, Plant and Equipment, Gross	94,000			94,000		0
AHFS [Member] | Asset retirement liabilities [Member]
Purchase price allocation [Abstract]
Total intangible assets				13,000		0
AHFS [Member] | Leasehold improvements [Member]
Purchase price allocation [Abstract]
Property, Plant and Equipment, Gross	228,000			228,000		0
AHFS [Member] | Equipment [Member]
Purchase price allocation [Abstract]
Property, Plant and Equipment, Gross	410,000			410,000		497,000
AHFS [Member] | Land and Land Improvements [Member]
Purchase price allocation [Abstract]
Property, Plant and Equipment, Gross	74,000			74,000		3,972,000
AHFS [Member] | Building [Member]
Purchase price allocation [Abstract]
Property, Plant and Equipment, Gross	$ 0			0		1,036,000
AHFS [Member] | Radio Broadcasting Licences [Member]
Purchase price allocation [Abstract]
Total intangible assets				36,000		1,397,000
AHFS [Member] | Goodwill [Member]
Purchase price allocation [Abstract]
Total intangible assets				2,000		$ 0
KRWZAM [Member]
Unaudited Pro Forma Summary Of Financial Information
Expected gain on sale of station		$ 300,000		300,000
ProceedsFromDivestitureOfBusinesses		$ 3,800,000
Belinder [Member]
Unaudited Pro Forma Summary Of Financial Information
Expected gain on sale of station				700,000
Charlotte [Member]
Acquisition [Line Items]
Payments to Acquire Businesses, Gross				24,000,000
WQXIAM [Member]
Unaudited Pro Forma Summary Of Financial Information
Expected gain on sale of station				200,000
ProceedsFromDivestitureOfBusinesses				$ 900,000