Discontinued Operations (Assets and Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | |||
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Mar. 31, 2015
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Mar. 31, 2014
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Mar. 31, 2015
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Mar. 31, 2014
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Apr. 15, 2014
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Consideration | |||||
Reclassification of foreign currency translation gains to earnings upon sale of foreign subsidiary | $ 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax | $ 6,049us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax | $ 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax | $ 6,049us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax | |
Gain on disposal of discontinued operations, net of tax | 0us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | 30,182us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | 0us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | 30,182us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax | |
Sale Deed | |||||
Assets and liabilities sold | |||||
Property and equipment, net |
(10,100)us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
(10,100)us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Deferred income taxes |
(7,217)us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxAssetsNoncurrent / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
(7,217)us-gaap_DisposalGroupIncludingDiscontinuedOperationDeferredTaxAssetsNoncurrent / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Goodwill allocated to disposal group |
(1,000)us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1 / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
(1,000)us-gaap_DisposalGroupIncludingDiscontinuedOperationGoodwill1 / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Asset retirement obligations |
4,457mpet_DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligation / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
4,457mpet_DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligation / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Other assets and liabilities, net |
1,178mpet_DisposalGroupIncludingDiscontinuedOperationsOtherAssetsLiabilitiesNet / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
1,178mpet_DisposalGroupIncludingDiscontinuedOperationsOtherAssetsLiabilitiesNet / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Total assets and liabilities of discontinued operations |
(12,682)mpet_DiscontinuedOperationsandDisposalGroupsAssetsLiabilities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
(12,682)mpet_DiscontinuedOperationsandDisposalGroupsAssetsLiabilities / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Consideration | |||||
Cash consideration |
13,859mpet_DisposalGroupIncludingDiscontinuedOperationConsiderationCash / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
13,859mpet_DisposalGroupIncludingDiscontinuedOperationConsiderationCash / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
4,624mpet_DisposalGroupIncludingDiscontinuedOperationConsiderationCash / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Stock of Central |
19,147mpet_DisposalGroupIncludingDiscontinuedOperationConsiderationEquity / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
19,147mpet_DisposalGroupIncludingDiscontinuedOperationConsiderationEquity / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Total consideration |
37,630us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
37,630us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Reclassification of foreign currency translation gains to earnings upon sale of foreign subsidiary |
6,049us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Transaction costs |
(815)mpet_DisposalGroupincludingDiscontinuedOperationsTransactionCosts / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
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Gain on disposal of discontinued operations, net of tax |
$ 30,182us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax / us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis = mpet_SaleDeedMember |
X | ||||||||||
- Definition
Discontinued Operations and Disposal Groups, Assets (Liabilities) No definition available.
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X | ||||||||||
- Definition
Disposal Group, Including Discontinued Operation, Asset Retirement Obligation No definition available.
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X | ||||||||||
- Definition
Disposal Group, Including Discontinued Operation, Consideration, Cash No definition available.
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X | ||||||||||
- Definition
Disposal Group, Including Discontinued Operation, Consideration, Equity No definition available.
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X | ||||||||||
- Definition
Disposal Group, Including Discontinued Operations, Other Assets (Liabilities), Net No definition available.
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X | ||||||||||
- Definition
Disposal Group, including Discontinued Operations, Transaction Costs No definition available.
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X | ||||||||||
- Definition
Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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X | ||||||||||
- Details
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X | ||||||||||
- Definition
Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation. No definition available.
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X | ||||||||||
- Definition
Amount classified as deferred tax assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount classified as goodwill attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount after tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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