Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual)

v3.8.0.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 12 Months Ended
Dec. 22, 2017
May 19, 2017
Sep. 30, 2016
Sep. 30, 2008
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Mar. 27, 2013
Schedule Of Significant Accounting Policies [Line Items]                    
Interest Costs Capitalized           $ 200,000 $ 200,000      
Capitalized Computer Software, Additions           3,700,000 2,300,000 $ 2,200,000    
Capitalized Computer Software, Amortization           2,800,000 2,500,000 2,400,000    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           3,900,000   200,000    
Deferred Revenue, Leases, Current           4,300,000 4,300,000      
Self Insurance Reserve           747,000 783,000 676,000    
Unrecognized Tax Benefits, Beginning Balance             100,000 100,000    
Unrecognized Tax Benefits, Interest on Income Taxes Accrued               $ 21,000    
Deferred Tax Assets, Valuation Allowance           $ 6,154,000 $ 4,487,000      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number, Beginning Balance           1,428,462 1,720,000 1,581,123    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount           814,556 795,378 589,437    
Percentage Of Total Revenue           36.80% 38.30% 39.20%    
Business Combination, Bargain Purchase, Gain Recognized, Amount           $ 0 $ 95,000 $ 1,357,000    
Impairment of Intangible Assets, Finite-lived           0 8,000 0    
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount     $ 1,600,000     $ 6,200,000 4,500,000      
Leasehold Improvement Charges             400,000      
Debt Instrument, Interest Rate, Stated Percentage           4.58%        
Operating Leases, Rent Expense           $ 15,500,000 15,300,000 14,800,000    
Unrecognized Tax Benefits, Income Tax Penalties Accrued               6,000    
Decreased in Contingent Earnout Liabilities           23,000 689,000      
Debt Instrument, Face Amount           255,000,000        
Payments for Derivative Instrument, Investing Activities   $ 800,000                
Deferred Tax Assets, Operating Loss Carryforwards, State and Local           6,000,000 4,200,000      
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Impairment Losses           $ 200,000 300,000      
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent           35.00%        
Deferred Income Tax Expense (Benefit) $ 23,000,000         $ (20,932,000) 4,089,000 6,313,000    
Debt Issuance Costs, Gross           700,000        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period       1,741,854            
Deferred Tax Liabilities, Net, Total           33,081,000 54,012,000      
Additional Paid in Capital, Common Stock           244,634,000 242,400,000 240,627,000 $ 239,414,000  
Retained Earnings (Accumulated Deficit), Total           $ 20,370,000 2,516,000 321,000 (4,217,000)  
Percentage Of Taxable Income           80.00%        
Scenario, Plan [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent         21.00%          
Restatement Adjustment [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Deferred Tax Liabilities, Net, Total             2,654,000      
Additional Paid in Capital, Common Stock             (1,207,000) (1,153,000) (1,079,000)  
Retained Earnings (Accumulated Deficit), Total             (1,447,000) (1,447,000) $ (1,447,000)  
Standby Letters of Credit [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Maximum Borrowing Capacity   $ 5,000,000                
Debt Instrument, Redemption, Period One [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Redemption Period, Start Date           Jun. 01, 2020        
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed           100.00%        
Debt Instrument, Redemption, Period Two [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Redemption Period, End Date           Jun. 01, 2020        
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed   35.00%       106.75%        
Debt Instrument, Redemption,Percenatge of Aggregate Principal Amount           35.00%        
Debt Instrument, Redemption, Period Three [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Redemption Period, End Date           Jun. 01, 2020        
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed   10.00%       103.00%        
Debt Instrument, Redemption,Percenatge of Aggregate Principal Amount           10.00%        
WSDZ-AM [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Business Combination, Bargain Purchase, Gain Recognized, Amount               800,000    
KDIZ-AM [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Business Combination, Bargain Purchase, Gain Recognized, Amount               300,000    
WWMI-AM [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Business Combination, Bargain Purchase, Gain Recognized, Amount               $ 300,000    
KXFN-AM [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Business Combination, Bargain Purchase, Gain Recognized, Amount             100,000      
Assetbased Revoloving Credit Facility [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Face Amount   $ 30,000,000                
Debt Instrument, Interest Rate, Increase (Decrease)   2.00%       2.00%        
Line of Credit Facility, Maximum Borrowing Capacity   $ 4,500,000       $ 9,000,000        
Debt Related Commitment Fees and Debt Issuance Costs           $ 6,300,000        
Senior Secured Debt [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Interest Rate, Stated Percentage   6.75%       7.08%        
Debt Instrument, Face Amount   $ 255,000,000       $ 255,000,000        
Debt Instrument Expiration Period   2024                
Debt Related Commitment Fees and Debt Issuance Costs           600,000        
Revolver [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Maximum Borrowing Capacity           $ 25,000,000        
Long-term Line of Credit, Noncurrent   $ 25,000,000                
Notes [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Term           7 years        
Debt Instrument, Maturity Date           Jun. 01, 2024        
Swingline Loans [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Maximum Borrowing Capacity   $ 7,500,000                
Miami [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           $ 4,700,000 $ 1,900,000      
Los Angeles [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Percentage Of Total Revenue           15.40% 15.10% 14.70%    
Dallas TX [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           $ 77,000,000,000        
Percentage Of Total Revenue           19.30% 20.80% 24.50%    
South Carolina [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax             $ 700,000      
Tampa FL [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           $ 2,000,000,000        
Dallas Texas Market [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           500,000        
Broadcasting [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Advertising Revenue           5,800,000 5,400,000 $ 6,100,000    
Advertising Expense           5,600,000 5,300,000 5,900,000    
Digital Media [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Advertising Revenue           100,000 42,000 100,000    
Advertising Expense           100,000 34,000 100,000    
WQVN AM Tower Site [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           400,000        
Print Magazine Segment [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax           $ 16,000,000,000        
Pre Tax Gain (Loss) On Partial sale [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax             1,900,000 200,000    
Maximum [Member] | Assetbased Revoloving Credit Facility [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage           0.375%        
Maximum [Member] | Assetbased Revoloving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate   2.00%                
Maximum [Member] | Assetbased Revoloving Credit Facility [Member] | Base Rate [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate   1.00%                
Maximum [Member] | Revolver [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage   0.375%                
Minimum [Member] | Assetbased Revoloving Credit Facility [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage           0.25%        
Minimum [Member] | Assetbased Revoloving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate   1.50%                
Minimum [Member] | Assetbased Revoloving Credit Facility [Member] | Base Rate [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Debt Instrument, Basis Spread on Variable Rate   0.50%                
Minimum [Member] | Revolver [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage   0.25%                
Production Costs [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Marketing and Advertising Expense, Total           $ 12,000,000 $ 12,300,000 $ 11,300,000    
Broadcast Licenses [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Percentage Of Fair Value Over Carrying Value           25.00%        
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount           25.00%        
Licensing Agreements [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Finite-Lived Intangible Asset, Weighted Average Period before Next Renewal or Extension           3 years 6 months        
Interest Rate Swap [Member]                    
Schedule Of Significant Accounting Policies [Line Items]                    
Derivative, Notional Amount                   $ 150,000,000
Derivative, Floor Interest Rate           0.625%        
Derivative, Maturity Date           Mar. 28, 2019        
Derivative, Fixed Interest Rate           1.645%