<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>82</ContextCount>
  <ElementCount>243</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>22</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>7</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Document and Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/DocumentAndEntityInformation</Role>
      <ShortName>Document and Entity Information</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/BalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - Consolidated Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/BalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - Consolidated Statements of Operations and Comprehensive Loss</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/StatementsOfOperationsAndComprehensiveLoss</Role>
      <ShortName>Consolidated Statements of Operations and Comprehensive Loss</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - Statement - Consolidated Statements of Changes In Shareholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/Statement-ConsolidatedStatementsOfChangesInShareholdersEquity</Role>
      <ShortName>Statement - Consolidated Statements of Changes In Shareholders' Equity</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/StatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>00000007 - Statement - Consolidated Statements of Cash Flows (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/StatementsOfCashFlowsParenthetical</Role>
      <ShortName>Consolidated Statements of Cash Flows (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>00000008 - Disclosure - OPERATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/Operations</Role>
      <ShortName>OPERATIONS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>00000009 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SignificantAccountingPolicies</Role>
      <ShortName>SIGNIFICANT ACCOUNTING POLICIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>00000010 - Disclosure - RECENT ACCOUNTING PRONOUNCEMENTS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/RecentAccountingPronouncements</Role>
      <ShortName>RECENT ACCOUNTING PRONOUNCEMENTS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>00000011 - Disclosure - NATURAL GAS AND OIL PROPERTIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilProperties</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>00000012 - Disclosure - NATURAL GAS AND OIL EXPLORATION RISK</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilExplorationRisk</Role>
      <ShortName>NATURAL GAS AND OIL EXPLORATION RISK</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>00000013 - Disclosure - CURRENT LIABILITIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/CurrentLiabilities</Role>
      <ShortName>CURRENT LIABILITIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>00000014 - Disclosure - SECURITY LOANS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SecurityLoans</Role>
      <ShortName>SECURITY LOANS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>00000015 - Disclosure - INCOME TAXES PAYABLE</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/IncomeTaxesPayable</Role>
      <ShortName>INCOME TAXES PAYABLE</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>00000016 - Disclosure - ASSET RETIREMENT OBLIGATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/AssetRetirementObligations</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>00000017 - Disclosure - SHARE CAPITAL</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapital</Role>
      <ShortName>SHARE CAPITAL</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>00000018 - Disclosure - RELATED PARTIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/RelatedParties</Role>
      <ShortName>RELATED PARTIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>00000019 - Disclosure - COMMITMENT AND CONTRACTUAL OBLIGATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/CommitmentAndContractualObligations</Role>
      <ShortName>COMMITMENT AND CONTRACTUAL OBLIGATIONS</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>00000020 - Disclosure - CONTINGENCIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/Contingencies</Role>
      <ShortName>CONTINGENCIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>00000021 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantities</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>00000022 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SignificantAccountingPoliciesPolicies</Role>
      <ShortName>SIGNIFICANT ACCOUNTING POLICIES (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>00000023 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SignificantAccountingPoliciesTables</Role>
      <ShortName>SIGNIFICANT ACCOUNTING POLICIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>00000024 - Disclosure - NATURAL GAS AND OIL PROPERTIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilPropertiesTables</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>00000025 - Disclosure - INCOME TAXES PAYABLE (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/IncomeTaxesPayableTables</Role>
      <ShortName>INCOME TAXES PAYABLE (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>00000026 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/AssetRetirementObligationsTables</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>00000027 - Disclosure - SHARE CAPITAL (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapitalTables</Role>
      <ShortName>SHARE CAPITAL (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>00000028 - Disclosure - RELATED PARTIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/RelatedPartiesTables</Role>
      <ShortName>RELATED PARTIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>00000029 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantitiesTables</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>00000030 - Disclosure - OPERATIONS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/OperationsDetailsNarrative</Role>
      <ShortName>OPERATIONS (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>00000031 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SignificantAccountingPoliciesDetails</Role>
      <ShortName>SIGNIFICANT ACCOUNTING POLICIES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>00000032 - Disclosure - NATURAL GAS AND OIL PROPERTIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilPropertiesDetails</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>00000033 - Disclosure - NATURAL GAS AND OIL PROPERTIES (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilPropertiesDetails1</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>00000034 - Disclosure - NATURAL GAS AND OIL PROPERTIES (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilPropertiesDetails2</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>00000035 - Disclosure - NATURAL GAS AND OIL PROPERTIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/NaturalGasAndOilPropertiesDetailsNarrative</Role>
      <ShortName>NATURAL GAS AND OIL PROPERTIES (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>00000036 - Disclosure - CURRENT LIABILITIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/CurrentLiabilitiesDetailsNarrative</Role>
      <ShortName>CURRENT LIABILITIES (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>00000037 - Disclosure - SECURITY LOANS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/SecurityLoansDetailsNarrative</Role>
      <ShortName>SECURITY LOANS (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>00000038 - Disclosure - INCOME TAXES PAYABLE (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/IncomeTaxesPayableDetails</Role>
      <ShortName>INCOME TAXES PAYABLE (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>00000039 - Disclosure - INCOME TAXES PAYABLE (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/IncomeTaxesPayableDetails1</Role>
      <ShortName>INCOME TAXES PAYABLE (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>00000040 - Disclosure - INCOME TAXES PAYABLE (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/IncomeTaxesPayableDetailsNarrative</Role>
      <ShortName>INCOME TAXES PAYABLE (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>00000041 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/AssetRetirementObligationsDetails</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>00000042 - Disclosure - ASSET RETIREMENT OBLIGATIONS (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/AssetRetirementObligationsDetailsNarrative</Role>
      <ShortName>ASSET RETIREMENT OBLIGATIONS (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>00000043 - Disclosure - SHARE CAPITAL (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapitalDetails</Role>
      <ShortName>SHARE CAPITAL (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>00000044 - Disclosure - SHARE CAPITAL (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapitalDetails1</Role>
      <ShortName>SHARE CAPITAL (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>00000045 - Disclosure - SHARE CAPITAL (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapitalDetails2</Role>
      <ShortName>SHARE CAPITAL (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>00000046 - Disclosure - SHARE CAPITAL (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ShareCapitalDetailsNarrative</Role>
      <ShortName>SHARE CAPITAL (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>00000047 - Disclosure - RELATED PARTIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/RelatedPartiesDetails</Role>
      <ShortName>RELATED PARTIES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>00000048 - Disclosure - RELATED PARTIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/RelatedPartiesDetailsNarrative</Role>
      <ShortName>RELATED PARTIES (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>00000049 - Disclosure - CONTINGENCIES (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/ContingenciesDetailsNarrative</Role>
      <ShortName>CONTINGENCIES (Details Narrative)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>00000050 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantitiesDetails</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>00000051 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantitiesDetails1</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>00000052 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantities-ScheduleOfStandardizedMeasureOfDiscountedFutureNetCashDetails</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>00000053 - Disclosure - UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://deltaoilandgas.com/role/UnauditedOilAndGasReserveQuantitiesDetails3</Role>
      <ShortName>UNAUDITED OIL AND GAS RESERVE QUANTITIES (Details 3)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Process Flow-Through: 00000002 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 31, 2010'</Log>
    <Log type="Info">Process Flow-Through: 00000003 - Statement - Consolidated Balance Sheets (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 00000004 - Statement - Consolidated Statements of Operations and Comprehensive Loss</Log>
    <Log type="Info">Process Flow-Through: 00000006 - Statement - Consolidated Statements of Cash Flows</Log>
    <Log type="Info">Process Flow-Through: 00000007 - Statement - Consolidated Statements of Cash Flows (Parenthetical)</Log>
  </Logs>
  <InputFiles>
    <File>dlta-20131231.xml</File>
    <File>dlta-20131231.xsd</File>
    <File>dlta-20131231_cal.xml</File>
    <File>dlta-20131231_def.xml</File>
    <File>dlta-20131231_lab.xml</File>
    <File>dlta-20131231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
