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ACQUISITIONS: (Details Textual) (USD $)
12 Months Ended 1 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Feb. 27, 2014
Business Acquisition [Line Items]        
Proceeds from Sale of Property Held-for-sale $ 225,000us-gaap_ProceedsFromSaleOfPropertyHeldForSale $ 0us-gaap_ProceedsFromSaleOfPropertyHeldForSale $ 0us-gaap_ProceedsFromSaleOfPropertyHeldForSale  
Payments to Acquire Additional Interest in Subsidiaries     2,000,000us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries  
Tv One Llc [Member]        
Business Acquisition [Line Items]        
Noncontrolling Interest, Ownership Percentage by Parent 52.10%us-gaap_MinorityInterestOwnershipPercentageByParent
/ us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis
= roia_TvOneLlcMember
     
Reach Media [Member]        
Business Acquisition [Line Items]        
Noncontrolling Interest, Ownership Percentage by Parent 80.00%us-gaap_MinorityInterestOwnershipPercentageByParent
/ us-gaap_BusinessAcquisitionAxis
= roia_ReachMediaMember
  53.50%us-gaap_MinorityInterestOwnershipPercentageByParent
/ us-gaap_BusinessAcquisitionAxis
= roia_ReachMediaMember
 
Gaffney [Member]        
Business Acquisition [Line Items]        
Payments to Acquire Businesses, Net of Cash Acquired, Total       7,700,000us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
Gaffney [Member] | AM Station [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Asset Held for Sale       225,000roia_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAssetHeldForSale
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_AmStationMember
Proceeds from Sale of Property Held-for-sale 225,000us-gaap_ProceedsFromSaleOfPropertyHeldForSale
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_AmStationMember
     
Gaffney [Member] | FM Station [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total       426,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_FmStationMember
Business Acquisition Purchase Price Allocation Indefinite Lived Intangible Assets, Radio Broadcasting Licenses       7,000,000roia_BusinessAcquisitionPurchasePriceAllocationIndefiniteLivedIntangibleAssetsRadioBroadcastingLicenses
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_FmStationMember
Business Acquisition Purchase Price Allocation Indefinite Lived Intangible Assets Including Goodwill       2,700,000roia_BusinessAcquisitionPurchasePriceAllocationIndefiniteLivedIntangibleAssetsIncludingGoodwill
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_FmStationMember
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent       2,700,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilitiesNoncurrent
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_FmStationMember
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles       44,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GaffneyMember
/ roia_SubDivisionAxis
= roia_FmStationMember
GG Digital, Inc [Member]        
Business Acquisition [Line Items]        
Payments to Acquire Businesses, Net of Cash Acquired, Total 2,000,000us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
     
GG Digital, Inc [Member] | Trade Names [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 446,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
     
GG Digital, Inc [Member] | Trademarks [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 11,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TrademarksMember
     
GG Digital, Inc [Member] | Goodwill [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 606,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
/ us-gaap_FairValueByAssetClassAxis
= us-gaap_GoodwillMember
     
GG Digital, Inc [Member] | Media Content [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles 900,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_MediaContentMember
     
GG Digital, Inc [Member] | Computer Software, Intangible Asset [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles $ 29,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= roia_GgDigitalIncMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_ComputerSoftwareIntangibleAssetMember