Disposal group including discontinued operation for carrying amount of gain loss on sale of assets.

No definition available.

Name:	roia_DisposalGroupIncludingDiscontinuedOperationGainLossOnSaleOfAssets
Namespace Prefix:	roia_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Period when results of operations of the acquired entity are included in the income statement of the combined entity, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_BusinessAcquisitionPeriodResultsIncludedInCombinedEntity1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow associated with the purchase of noncontrolling interest during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

Name:	us-gaap_PaymentsToAcquireAdditionalInterestInSubsidiaries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

+ Details

Name:	us-gaap_ProceedsFromSaleOfProductiveAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

ACQUISITIONS AND DISPOSITIONS: (Details Textual) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended			12 Months Ended	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Mar. 31, 2013 Reach Media [Member] Previous Holding Percentage [Member]	Jun. 30, 2013 Reach Media [Member] Current Holding Percentage [Member]	Dec. 31, 2012 LMA	Jun. 30, 2013 Columbus Ohio Radio Stations [Member]
Noncontrolling Interest, Ownership Percentage by Parent						53.50%	80.00%
Business Acquisition, Period Results Included in Combined Entity								18 months
Proceeds from Sale of Productive Assets, Total									$ 4,000,000
Payments to Acquire Additional Interest in Subsidiaries					2,000,000
Disposal Group Including Discontinued Operation, Gain (Loss) on Sale of Assets	$ 0	$ 0	$ 893,000	$ 0