ACQUISITIONS AND RECENT TRANSACTIONS (Details Textual)

v3.7.0.1

ACQUISITIONS AND RECENT TRANSACTIONS (Details Textual) - USD ($)								1 Months Ended														12 Months Ended
	Aug. 01, 2016	Jun. 10, 2016	Mar. 08, 2016	Dec. 15, 2015	Dec. 11, 2015	Apr. 07, 2015	Feb. 06, 2015	Dec. 30, 2016	Nov. 30, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Mar. 17, 2016	Dec. 18, 2015	Dec. 02, 2015	Oct. 29, 2015	Sep. 15, 2015	Sep. 02, 2015	Jun. 02, 2015	Mar. 05, 2015	Jan. 30, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Sep. 13, 2016	May 17, 2016	Jan. 31, 2016	Oct. 31, 2015	Jul. 02, 2015	May 06, 2015
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Gains (Losses) on Extinguishment of Debt, Total																						$ (87,000)	$ (41,000)	$ (391,000)
Amortization of Financing Costs																						631,000	628,000	643,000
Dividends Payable, Date Declared								Dec. 07, 2016		Sep. 09, 2016	Jun. 02, 2016	Mar. 10, 2016			Dec. 01, 2015			Sep. 01, 2015	Jun. 02, 2015	Mar. 05, 2015
Common Stock, Dividends, Per Share, Declared								$ 0.0650		$ 0.0650	$ 0.0650	$ 0.0650			$ 0.0650			$ 0.0650	$ 0.0650	$ 0.0650
Payments of Ordinary Dividends, Common Stock								$ 1,700,000		$ 1,700,000	$ 1,600,000	$ 1,700,000			$ 1,700,000			$ 1,700,000	$ 1,700,000	$ 1,600,000		6,678,000	6,612,000	6,183,000
Dividends Payable, Date to be Paid								Dec. 31, 2016		Sep. 30, 2016	Jun. 30, 2016	Apr. 05, 2016			Dec. 29, 2015			Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015
Dividends Payable, Date of Record								Dec. 19, 2016		Sep. 19, 2016	Jun. 16, 2016	Mar. 22, 2016			Dec. 15, 2015			Sep. 16, 2015	Jun. 16, 2015	Mar. 17, 2015
Business Combination, Consideration Transferred, Total																						10,120,000	17,271,000
Goodwill																						25,613,000	24,563,000	24,684,000
Business Combination, Bargain Purchase, Gain Recognized, Amount																						95,000	$ 1,357,000	$ 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents			$ 1,300,000																			1,100,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other			600,000
Payments to Acquire Intangible Assets																						3,000
Proceeds from Sale of Land Held-for-use										$ 700,000
Word Broadcasting Network [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Proceeds from Sale of Other Assets																						500,000
Nationa lPark 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
Instapray Mobile Applications [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 07, 2015
Business Combination, Consideration Transferred, Total																							$ 100,000
King James Bible Mobile Applications [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
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								$ 5,000,000	$ 1,000,000	2,300,000	$ 1,200,000	$ 800,000	$ 800,000								$ 2,000,000
Debt Instrument, Face Amount								300,000,000													300,000,000
Gains (Losses) on Extinguishment of Debt, Total								12,000	2,500	3,900	1,300		2,500								15,000
Amortization of Financing Costs								$ 33,000	$ 6,900	14,000	3,400		$ 6,700								$ 27,000
Early Repayments Of Debt Principal Payments										$ 1,500,000	$ 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
Radio station, WDYZ-AM in Orlando, Florida (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Mar. 27, 2015
Business Combination, Consideration Transferred, Total																							$ 1,300,000
Goodwill																												$ 3,000
Business Combination, Bargain Purchase, Gain Recognized, Amount														$ 800,000
Bryan Perry Newsletters (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Feb. 06, 2015
Business Combination, Consideration Transferred, Total																							$ 158,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total							$ 400,000
Goodwill																												3,000
Percentage Of Amount Payable To Seller							50.00%
Business Combination, Liabilities Arising from Contingencies, Amount Recognized							$ 200,000
WPGP-AM (formerly WDDZ-AM), Pittsburgh, Pennsylvania (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							May 12, 2015
Business Combination, Consideration Transferred, Total																							$ 1,000,000
Goodwill																												5,000
Purchase of domain names and digital media assets (asset purchases)
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Combination, Consideration Transferred, Total																							$ 134,000
WDWD-AM, Atlanta, Georgia (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							May 07, 2015
Business Combination, Consideration Transferred, Total																							$ 2,750,000
Goodwill																												5,000
Domain names and mobile applications for Daily Bible Devotion [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							May 06, 2015
Business Combination, Consideration Transferred, Total																							$ 1,242,000
Goodwill																												100,000
Business Combination, Liabilities Arising from Contingencies, Amount Recognized																														$ 165,000
Business Combination, Assets Arising from Contingencies, Amount Recognized																														100,000
Business Acquisition Cost Of Acquired Entity Cash Paid Net																														1,100,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High																														300,000
Business Acquisition Contingent Earn Out Consideration Payable																														$ 300,000
Gene Smart Wellness e-commerce website [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Jun. 04, 2015
Business Combination, Consideration Transferred, Total																							$ 100,000
Radio station KEXB-AM in Dallas, Texas [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Sep. 15, 2015
Business Combination, Consideration Transferred, Total																	$ 3,000,000					500,000	$ 3,000,000
Goodwill																												12,000
Radio station WBIX-AM in Boston, Massachusetts [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Sep. 10, 2015
Business Combination, Consideration Transferred, Total																							$ 500,000
Goodwill																												5,000
Spanish Bible Mobile Applications (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Sep. 03, 2015
Business Combination, Consideration Transferred, Total																							$ 500,000
Goodwill																												10,000
Domain names and mobile applications for Daily Bible Devotion [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Sep. 01, 2015
Business Combination, Consideration Transferred, Total																						$ 3,000	$ 1,500,000
DividendInvestor.com (business acquisition) [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Jul. 01, 2015
Business Combination, Consideration Transferred, Total																							$ 1,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total																													$ 70,000
Goodwill																												82,000
Radio station WWMI-AM in Tampa, Florida [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 11, 2015
Business Combination, Consideration Transferred, Total																							$ 800,000
Business Combination, Bargain Purchase, Gain Recognized, Amount					$ 300,000
Radio station KDDZ-AM in Denver, Colorado [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 08, 2015
Business Combination, Consideration Transferred, Total																							$ 600,000
Goodwill																												9,000
Radio station KDIZ-AM in Minneapolis, Minnesota, Florida [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 15, 2015
Business Combination, Consideration Transferred, Total																							$ 400,000
Business Combination, Bargain Purchase, Gain Recognized, Amount				$ 300,000
Radio station KDZR-AM in Portland, Oregon [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 04, 2015
Business Combination, Consideration Transferred, Total																							$ 300,000
Goodwill																												9,000
Radio station WSDZ-AM in St. Louis, Missouri [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Dec. 18, 2015
Business Combination, Consideration Transferred, Total																							$ 300,000
DividendYieldHunter,com [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Oct. 29, 2015
Business Combination, Consideration Transferred, Total																$ 42,500							$ 21,250
Business Combination, Contingent Consideration, Liability, Current																											$ 21,250
Radio Station KKSP-AM in Little Rock, Arkansas [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Oct. 01, 2015
Business Combination, Consideration Transferred, Total																							$ 1,500,000
Goodwill																												16,000
FM Translator in Columbus, Ohio [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Jun. 20, 2016
Business Combination, Consideration Transferred, Total																						$ 300,000
Land And Real Estate In Greenville, South Carolina [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Apr. 07, 2015
Payments to Acquire Property, Plant, and Equipment, Total						$ 200,000
FM Translator Aurora Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 31, 2016
Business Combination, Consideration Transferred, Total																						$ 50,000
FM Translator Port St. Lucie Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 31, 2016
Business Combination, Consideration Transferred, Total																						$ 50,000
FM Translator Rhinelander Wisconsin Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 14, 2016
Business Combination, Consideration Transferred, Total																						$ 50,000
FM Translator Little Fish Lake Valley California Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 08, 2016
Business Combination, Consideration Transferred, Total																						$ 44,000
FM Translator Lake Placid Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 01, 2016
Business Combination, Consideration Transferred, Total																						$ 35,000
FM Translator construction permit Lahaina Hawaii and Kihei Hawaii Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 22, 2016
Business Combination, Consideration Transferred, Total																						$ 110,000
FM Translator Crested Butte Colorado Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 22, 2016
Business Combination, Consideration Transferred, Total																						$ 39,000
FM Translator Dansville New York Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 21, 2016
Business Combination, Consideration Transferred, Total																						$ 75,000
FM Translator construction permit Kingsville Texas Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 11, 2016
Business Combination, Consideration Transferred, Total																						$ 50,000
FM Translator Sebring Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 07, 2016
Business Combination, Consideration Transferred, Total																						$ 77,000
FM Translator Carbondale Pennsylvania Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Nov. 21, 2016
Business Combination, Consideration Transferred, Total																						$ 75,000
Radio Station KXFN-AM St. Louis Missouri [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Oct. 20, 2016
Business Combination, Consideration Transferred, Total																						$ 190,000
FM Translator construction permit Angola Indiana Cofax Indiana and Battle Creek Michigan Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Oct. 20, 2016
Business Combination, Consideration Transferred, Total																						$ 155,000
FM Translator construction permit Palm Coast Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Oct. 19, 2016
Business Combination, Consideration Transferred, Total																						$ 65,000
FM Translator Lake City Florida Asset Purchase [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Oct. 12, 2016
Business Combination, Consideration Transferred, Total																						$ 65,000
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
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
Business Combination, Consideration Transferred, Total																						$ 50,000
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
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
Business Combination, Consideration Transferred, Total																						$ 88,000
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
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
Business Combination, Consideration Transferred, Total																						$ 25,000
Christian Concert Alerts.com [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																						Dec. 01, 2016
Business Combination, Consideration Transferred, Total																						$ 150,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total																						200,000
Payments to Acquire Businesses, Gross																						100,000
Business Acquisition Installments Payable																						50,000
History On The Net.com [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities, Total																						100,000
Cycleprophetcom Business Acquisition [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Combination, Consideration Transferred, Total																						400,000
Goodwill																									$ 7,200
Business Acquisition Purchase Price Allocation Deferred Revenue																									100,000
Business Acquisition Contingent Earn Out Consideration Payable																									$ 100,000
Estimated Contingent Earn-out Consideration																						$ 66,000
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
Business Combination, Consideration Transferred, Total																						$ 100,000
Goodwill																						8,600
Business Acquisition Purchase Price Allocation Deferred Revenue																						$ 600,000
Hillcrest Media Group Inc [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Combination, Consideration Transferred, Total	$ 3,500,000
Goodwill	800,000
Payments to Acquire Businesses, Gross	3,300,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Deferred Revenue	1,000,000
Business Combination, Consideration Transferred, Liabilities Incurred	$ 200,000
Daily Bible Devotion mobile applications [Member]
Summary of Investments, Other than Investments in Related Parties, Reportable Data [Line Items]
Business Acquisition, Effective Date of Acquisition																							Sep. 01, 2015
Business Combination, Consideration Transferred, Total																							$ 1,500,000
Goodwill																												$ 45,000