ACQUISITIONS, DIVESTITURES AND PRO FORMA SUMMARY (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended |
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014 |
Acquisition [Line Items] | | | | | |
Payments to Acquire Businesses, Gross | | | $ 81,652 | $ 0 | |
Net time brokerage agreement (income) fees | $ 300 | | 300 | | |
Purchase price allocation [Abstract] | | | | | |
Property Plant And Equipment Net | 59,970 | | 59,970 | | $ 44,662 |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Merger and acquisition costs and restructuring charges | 1,978 | $ 0 | 5,732 | 0 | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Net revenues | 117,102 | 114,463 | 322,083 | 320,600 | |
Net income | $ 8,533 | $ 7,148 | $ 15,253 | $ 18,032 | |
Net income per common share - basic | $ 0.21 | $ 0.18 | $ 0.36 | $ 0.45 | $ 0.45 |
Net income per common share - diluted | $ 0.21 | $ 0.18 | $ 0.35 | $ 0.44 | $ 0.44 |
Business Acquisitions Pro Forma Net Income Loss Available to Common Shareholders | $ 7,983 | $ 6,736 | $ 13,603 | $ 16,794 | |
Acquisition Price Paid Using Convertible Preferred Stock | 27,500 | | 27,500 | | $ 0 |
Radio Broadcasting Licences [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 79,209 | | $ 0 |
LFM [Member] | | | | | |
Acquisition [Line Items] | | | | | |
Acquisition price paid from borrowing | 42,000 | | 42,000 | | |
Purchases of radio station assets | (77,500) | | (77,500) | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 18,175 | | |
Total intangible assets | | | 87,447 | | |
Total assets | 120,729 | | 120,729 | | |
Net assets acquired | 113,490 | | 113,490 | | |
Total current assets | 15,107 | | 15,107 | | |
Total current liabilities | 3,967 | | 3,967 | | |
Total liabilities acquired | 7,239 | | 7,239 | | |
Total long-term assets acquired | 3,272 | | 3,272 | | |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Merger and acquisition costs and restructuring charges | 224 | 0 | 3,978 | 0 | |
Restructuring Charges | 1,754 | $ 0 | 1,754 | $ 0 | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Acquisition Price Paid Using Convertible Preferred Stock | 27,500 | | 27,500 | | |
Aquisition Related Working Capital Reimbursement | 11,100 | | 11,100 | | |
Aquisition Related Working Capital Credit | 2,700 | | 2,700 | | |
Aquisition Purchase Price Total | 105,000 | | $ 105,000 | | |
Discount Rates | | | 9.60% | | |
LFM [Member] | Cash [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current assets | 2,246 | | $ 2,246 | | |
LFM [Member] | Accounts Receivable [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current assets | 11,908 | | 11,908 | | |
LFM [Member] | Prepaid Expenses And Other Current Assets [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current assets | 953 | | $ 953 | | |
LFM [Member] | Maximum [Member] | | | | | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Fair Value Inputs Long Term Revenue Growth Rate | | | 1.50% | | |
LFM [Member] | Minimum [Member] | | | | | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Fair Value Inputs Long Term Revenue Growth Rate | | | 1.00% | | |
LFM [Member] | Unfavorable lease liability [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 799 | | $ 799 | | |
LFM [Member] | Asset retirement liabilities [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 15 | | 15 | | |
LFM [Member] | Unfavorable Contract Liabilities [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 2,458 | | 2,458 | | |
LFM [Member] | Accrued Liabilities [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 3,232 | | 3,232 | | |
LFM [Member] | Accounts Payable [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 723 | | 723 | | |
LFM [Member] | Liability [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current liabilities | 12 | | 12 | | |
LFM [Member] | Cost Of Terminating Contracts [Member] | | | | | |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Restructuring Charges | | | 600 | | |
LFM [Member] | One Time Termination Expenses [Member] | | | | | |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Restructuring Charges | | | 1,100 | | |
LFM [Member] | Accrued Restructuring Costs [Member] | | | | | |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Restructuring Charges | | | 1,100 | | |
LFM [Member] | Realized Restructuring Costs [Member] | | | | | |
The expense recognized in the consolidated statement of income as merger and acquisition costs [Abstract] | | | | | |
Restructuring Charges | | | 600 | | |
LFM [Member] | Leasehold improvements [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 973 | | |
LFM [Member] | Furniture and equipment [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 29 | | |
LFM [Member] | Equipment [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 8,651 | | |
LFM [Member] | Land and Land Improvements [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 87 | | |
LFM [Member] | Land [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 7,368 | | |
LFM [Member] | Building [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 1,067 | | |
LFM [Member] | Radio Broadcasting Licences [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 79,209 | | |
LFM [Member] | Goodwill [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 5,866 | | |
LFM [Member] | Advertiser lists and customer relationships [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 151 | | |
LFM [Member] | Acquired advertising contracts [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 297 | | |
LFM [Member] | Assets Held For Sale [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 1,885 | | |
LFM [Member] | Lease Agreements [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 24 | | |
LFM [Member] | Trademarks [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 15 | | |
BonnevilleSwap [Member] | | | | | |
Acquisition [Line Items] | | | | | |
Net time brokerage agreement (income) fees | 300 | | 300 | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 1,133 | | |
Total intangible assets | | | 54,015 | | |
Total assets | 59,323 | | 59,323 | | |
Net assets acquired | 59,000 | | $ 59,000 | | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Fair Value Inputs Long Term Revenue Growth Rate | | | 1.00% | | |
Discount Rates | | | 9.20% | | |
BonnevilleSwap [Member] | Accounts Receivable [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current assets | 4,175 | | $ 4,175 | | |
BonnevilleSwap [Member] | Unfavorable Contract Liabilities [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total long-term assets acquired | (323) | | (323) | | |
BonnevilleSwap [Member] | Furniture and equipment [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 121 | | |
BonnevilleSwap [Member] | Equipment [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total tangible assets | | | 1,012 | | |
BonnevilleSwap [Member] | Radio Broadcasting Licences [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 53,371 | | |
BonnevilleSwap [Member] | Goodwill [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 641 | | |
BonnevilleSwap [Member] | Advertiser lists and customer relationships [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 1 | | |
BonnevilleSwap [Member] | Trademarks [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 2 | | |
HeldInTrust [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total assets | 10,955 | | 10,955 | | |
Total current assets | 176 | | 176 | | |
Total long-term assets acquired | 10,779 | | 10,779 | | |
Property Plant And Equipment Net | 272 | | 272 | | |
HeldInTrust [Member] | Accounts Receivable [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total current assets | 176 | | 176 | | |
HeldInTrust [Member] | Radio Broadcasting Licences [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 9,601 | | |
HeldInTrust [Member] | Goodwill [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 758 | | |
HeldInTrust [Member] | Other Noncurrent Assets [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 148 | | |
KOSI [Member] | | | | | |
Unaudited Pro Forma Summary Of Financial Information | | | | | |
Expected gain on sale of station | | | 1,500 | | |
AHFS [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 43,467 | | |
Total assets | 49,322 | | 49,322 | | |
Property Plant And Equipment Net | 5,855 | | 5,855 | | |
Depreciation | | | 1,253 | | |
AHFS [Member] | Radio Broadcasting Licences [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 32,979 | | |
AHFS [Member] | Goodwill [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 10,230 | | |
AHFS [Member] | Other Noncurrent Assets [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Total intangible assets | | | 258 | | |
Property, Plant and Equipment, Gross | 7,108 | | 7,108 | | |
AHFS [Member] | Other Noncurrent Assets [Member] | Leasehold improvements [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Property, Plant and Equipment, Gross | 626 | | 626 | | |
AHFS [Member] | Other Noncurrent Assets [Member] | Equipment [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Property, Plant and Equipment, Gross | 2,167 | | 2,167 | | |
AHFS [Member] | Other Noncurrent Assets [Member] | Land [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Property, Plant and Equipment, Gross | 3,187 | | 3,187 | | |
AHFS [Member] | Other Noncurrent Assets [Member] | Building [Member] | | | | | |
Purchase price allocation [Abstract] | | | | | |
Property, Plant and Equipment, Gross | $ 1,128 | | $ 1,128 | | |