2.4.0.8017 - Disclosure - NOTE 3 - OIL AND GAS PROPERTIES, EQUIPMENT AND FIXTURES (Details) - Schedule of oil and gas properties, equipment and fixturestruefalsefalse1false USDfalsefalse$c0_AsOf30Jun2013http://www.sec.gov/CIK0000864839instant2013-06-30T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$c1_AsOf31Dec2012http://www.sec.gov/CIK0000864839instant2012-12-31T00:00:000001-01-01T00:00:00usdStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 2royl_OilAndGasAbstractroyl_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Oil and Gas2false 3us-gaap_ProvedOilAndGasPropertySuccessfulEffortMethodus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalselabel1truefalsefalse2476083224760832USD$falsetruefalse2truefalsefalse2432780624327806USD$falsetruefalsexbrli:monetaryItemTypemonetaryOil and Gas properties with proved reserves under the successful effort method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Glossary Proved Properties -URI http://asc.fasb.org/extlink&oid=6522428 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 25 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6474861&loc=d3e64746-109465 false2Producing properties, including drilling costs3false 3us-gaap_UnprovedOilAndGasPropertySuccessfulEffortMethodus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalselabel1truefalsefalse31059003105900falsefalsefalse2truefalsefalse40342924034292falsefalsefalsexbrli:monetaryItemTypemonetaryOil and Gas properties with unproved reserves under the successful effort method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=8451039&loc=d3e61926-109447 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -Glossary Unproved Properties -URI http://asc.fasb.org/extlink&oid=6527831 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 360 -Section 25 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6474861&loc=d3e64746-109465 false2Undeveloped properties4false 3us-gaap_CapitalizedCostsWellsAndRelatedEquipmentAndFacilitiesus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalselabel1truefalsefalse97943959794395falsefalsefalse2truefalsefalse97246029724602falsefalsefalsexbrli:monetaryItemTypemonetaryCapitalized costs which include those incurred to (1) to drill and equip those exploratory wells and exploratory-type stratigraphic test wells that have found proved reserves and (2) obtain access to proved reserves and provide facilities for extracting, treating, gathering, storing the oil and gas, including the drilling and equipping of development wells and development-type stratigraphic wells and service wells.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=8451039&loc=d3e61901-109447 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Wells and Related Equipment and Facilities -URI http://asc.fasb.org/extlink&oid=6528444 false2Lease and well equipment5false 3us-gaap_OilAndGasPropertySuccessfulEffortMethodGrossus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalsetotalLabel1truefalsefalse3766112737661127falsefalsefalse2truefalsefalse3808670038086700falsefalsefalsexbrli:monetaryItemTypemonetaryOil and Gas properties, gross, carried under the successful effort method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=8451039&loc=d3e61901-109447 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10.(b)) -URI http://asc.fasb.org/extlink&oid=27015464&loc=d3e511914-122862 true26false 2us-gaap_OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAndAmortizationus-gaap_truecreditinstantfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1truefalsefalse-28192241-28192241falsefalsefalse2truefalsefalse-27756493-27756493falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of accumulated depreciation, depletion and amortization of oil and gas property carried under the successful effort method. 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