2.4.0.6 Html 26 93 1 false 6 0 false 3 false false R1.htm 00090 - Document - Document And Entity Information Sheet http://www.trianglepetroleum.com/role/DocumentDocumentAndEntityInformation Document And Entity Information true false R2.htm 00100 - Statement - Condensed Consolidated Balance Sheets Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedBalanceSheets Condensed Consolidated Balance Sheets false false R3.htm 00105 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedBalanceSheetsParenthetical Condensed Consolidated Balance Sheets (Parenthetical) false false R4.htm 00200 - Statement - Condensed Consolidated Statements Of Operations Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedStatementsOfOperations Condensed Consolidated Statements Of Operations false false R5.htm 00300 - Statement - Condensed Consolidated Statements Of Stockholders' Equity Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedStatementsOfStockholdersEquity Condensed Consolidated Statements Of Stockholders' Equity false false R6.htm 00305 - Statement - Condensed Consolidated Statements Of Stockholders' Equity (Parenthetical) Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedStatementsOfStockholdersEquityParenthetical Condensed Consolidated Statements Of Stockholders' Equity (Parenthetical) false false R7.htm 00400 - Statement - Condensed Consolidated Statements Of Cash Flows Sheet http://www.trianglepetroleum.com/role/StatementCondensedConsolidatedStatementsOfCashFlows Condensed Consolidated Statements Of Cash Flows false false R8.htm 10101 - Disclosure - Organization And Nature Of Operations Sheet http://www.trianglepetroleum.com/role/DisclosureOrganizationAndNatureOfOperations Organization And Nature Of Operations false false R9.htm 10201 - Disclosure - Basis Of Presentation And Significant Accounting Policies Sheet http://www.trianglepetroleum.com/role/DisclosureBasisOfPresentationAndSignificantAccountingPolicies Basis Of Presentation And Significant Accounting Policies false false R10.htm 10301 - Disclosure - Property And Equipment Sheet http://www.trianglepetroleum.com/role/DisclosurePropertyAndEquipment Property And Equipment false false R11.htm 10401 - Disclosure - Income Taxes Sheet http://www.trianglepetroleum.com/role/DisclosureIncomeTaxes Income Taxes false false R12.htm 10501 - Disclosure - Stockholders' Equity Sheet http://www.trianglepetroleum.com/role/DisclosureStockholdersEquity Stockholders' Equity false false R13.htm 10601 - Disclosure - Accounts Receivable At October 31, 2011: Sheet http://www.trianglepetroleum.com/role/DisclosureAccountsReceivableAtOctober312011 Accounts Receivable At October 31, 2011: false false R14.htm 10701 - Disclosure - Significant Changes In Proved Reserve Estimates Sheet http://www.trianglepetroleum.com/role/DisclosureSignificantChangesInProvedReserveEstimates Significant Changes In Proved Reserve Estimates false false R15.htm 10801 - Disclosure - Commitments And Contingencies Sheet http://www.trianglepetroleum.com/role/DisclosureCommitmentsAndContingencies Commitments And Contingencies false false All Reports Book All Reports Process Flow-Through: 00100 - Statement - Condensed Consolidated Balance Sheets Process Flow-Through: Removing column 'Oct. 31, 2010' Process Flow-Through: Removing column 'Jan. 31, 2010' Process Flow-Through: 00105 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) Process Flow-Through: 00200 - Statement - Condensed Consolidated Statements Of Operations Process Flow-Through: 00305 - Statement - Condensed Consolidated Statements Of Stockholders' Equity (Parenthetical) Process Flow-Through: 00400 - Statement - Condensed Consolidated Statements Of Cash Flows tplm-20111031.xml tplm-20111031.xsd tplm-20111031_cal.xml tplm-20111031_def.xml tplm-20111031_lab.xml tplm-20111031_pre.xml true true