Quarterly report pursuant to Section 13 or 15(d)

ACQUISITIONS AND RECENT TRANSACTIONS (Details Textual)

v3.5.0.2
ACQUISITIONS AND RECENT TRANSACTIONS (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jun. 10, 2016
Jun. 08, 2016
Jun. 03, 2016
May 13, 2016
May 02, 2016
Apr. 02, 2016
Mar. 08, 2016
Jun. 30, 2016
Jun. 20, 2016
Apr. 29, 2016
Mar. 31, 2016
Mar. 17, 2016
Jan. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Jun. 15, 2016
Jun. 02, 2016
May 25, 2016
May 18, 2016
May 17, 2016
Dec. 31, 2015
May 06, 2015
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Payments for Loans                     $ 750,000 $ 809,000 $ 2,000,000                      
Gains (Losses) on Extinguishment of Debt, Total                           $ (5,000) $ 0 $ (14,000) $ (41,000)              
Amortization of Financing Costs                               318,000 314,000              
Dividends Payable, Date Declared               Jun. 02, 2016     Mar. 10, 2016                          
Common Stock, Dividends, Per Share, Declared               $ 0.0650     $ 0.0650                          
Payments of Ordinary Dividends, Common Stock               $ 1,600,000     $ 1,700,000         3,321,000 3,301,000              
Dividends Payable, Date to be Paid               Jun. 30, 2016     Apr. 05, 2016                          
Dividends Payable, Date of Record               Jun. 16, 2016     Mar. 22, 2016                          
Business Combination, Consideration Transferred, Total                               4,824,000                
Goodwill               $ 24,793,000           24,793,000   24,793,000             $ 24,563,000  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents             $ 1,300,000                                  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other             600,000                                  
Business Acquisition Purchase Price Allocation Deferred Revenue               565,000           565,000   565,000                
Local Marketing Agreements [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Payments For Marketing Agreements Security Deposit                           55,000                    
National Park Service [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Proceeds from Sale of Other Assets                           2,500,000                    
Gain (Loss) on Disposition of Other Assets                           1,900,000                    
Lessee Leasing Arrangements, Operating Leases, Term of Contract                             20 years                  
King James Bible Mobile Applications [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Combination, Consideration Transferred, Total                           600,000                    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total             4,000,000                                  
Goodwill             200,000                                  
Payments to Acquire Businesses, Gross             2,700,000                                  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents                                           $ 300,000    
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables             300,000                                  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other             $ 200,000                                  
Term B Loan [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Payments for Loans               1,200,000     $ 800,000 800,000                        
Debt Instrument, Face Amount               300,000,000           300,000,000   300,000,000                
Gains (Losses) on Extinguishment of Debt, Total               1,300       2,500                        
Amortization of Financing Costs               3,400       $ 6,700                        
Early Repayments of Debt, Principal Payments               400,000                                
Time Brokerage Agreement [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Combination, Assets Arising from Contingencies, Amount Recognized               1,200,000           1,200,000   1,200,000                
Domain names and mobile applications for Daily Bible Devotion [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Combination, Consideration Transferred, Total                               6,000                
Business Acquisition Cost Of Acquired Entity Cash Paid Net                                               $ 1,100,000
Radio station KEXB-AM in Dallas, Texas [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Combination, Consideration Transferred, Total                               $ 100,000 $ 200,000              
Asset Purchase Agreement One [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition Cost Of Acquired Entity Cash Paid Net                                   $ 77,000            
Asset Purchase Agreement Two [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition Cost Of Acquired Entity Cash Paid Net                                     $ 35,000          
Asset Purchase Agreement Three [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition Cost Of Acquired Entity Cash Paid Net                                       $ 65,000        
Asset Purchase Agreement Four [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition Cost Of Acquired Entity Cash Paid Net                                         $ 65,000      
FM Translator, Columbus, Ohio Asset Purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition                 Jun. 20, 2016             Jun. 20, 2016                
Business Combination, Consideration Transferred, Total                               $ 345,000                
FM Translator, Amherst, New York Asset Purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition Jun. 10, 2016                             Jun. 10, 2016                
Business Combination, Consideration Transferred, Total                               $ 60,000                
FM Translator construction permit, Charlotte, Michigan asset purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition   Jun. 08, 2016                           Jun. 08, 2016                
Business Combination, Consideration Transferred, Total                               $ 50,000                
FM Translator construction permit, Atwood, Kentucky asset purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition     Jun. 03, 2016                         Jun. 03, 2016                
Business Combination, Consideration Transferred, Total                               $ 88,000                
FM Translator construction permit, Kerrville, Texas asset purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition       May 13, 2016                       May 13, 2016                
Business Combination, Consideration Transferred, Total                               $ 50,000                
FM Translator, Lincoln, Maine Asset Purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition         May 02, 2016                     May 02, 2016                
Business Combination, Consideration Transferred, Total                               $ 100,000                
FM Translator construction permit, Emporia, Kansas asset purchase [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition                   Apr. 29, 2016           Apr. 29, 2016                
Business Combination, Consideration Transferred, Total                               $ 25,000                
Retirement Watch Business Acquisition [Member]                                                
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]                                                
Business Acquisition, Effective Date of Acquisition           Apr. 01, 2016                   Apr. 01, 2016                
Business Combination, Consideration Transferred, Total                               $ 100,000                
Goodwill               8,600           8,600   8,600                
Business Acquisition Purchase Price Allocation Deferred Revenue               $ 600,000           $ 600,000   $ 600,000