XML 68 R50.htm IDEA: XBRL DOCUMENT v2.4.1.9
DISPOSITION OF ASSETS AND DISCONTINUED OPERATIONS: (Details Textual) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Proceeds from Divestiture of Businesses $ 0us-gaap_ProceedsFromDivestitureOfBusinesses $ 4,000,000us-gaap_ProceedsFromDivestitureOfBusinesses $ 0us-gaap_ProceedsFromDivestitureOfBusinesses
Wjkr [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Proceeds from Divestiture of Businesses   4,000,000us-gaap_ProceedsFromDivestitureOfBusinesses
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= roia_WjkrMember
 
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax   $ 893,000us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= roia_WjkrMember