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Loss Per Common Share (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2014
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Dec. 31, 2013
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| Earnings Per Share [Abstract] | ||||
| Loss from continuing operations | $ (2,885)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | $ (2,610)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | $ (5,513)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | $ (6,292)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments |
| Preferred stock dividends | (430)us-gaap_PreferredStockDividendsIncomeStatementImpact | (421)us-gaap_PreferredStockDividendsIncomeStatementImpact | (859)us-gaap_PreferredStockDividendsIncomeStatementImpact | (835)us-gaap_PreferredStockDividendsIncomeStatementImpact |
| Net loss from continuing operations, including preferred stock dividends | (3,315)mpet_NetIncomeLossAvailabletoCommonShareholdersfromContinuingOperationsBasic | (3,031)mpet_NetIncomeLossAvailabletoCommonShareholdersfromContinuingOperationsBasic | (6,372)mpet_NetIncomeLossAvailabletoCommonShareholdersfromContinuingOperationsBasic | (7,127)mpet_NetIncomeLossAvailabletoCommonShareholdersfromContinuingOperationsBasic |
| Net loss from discontinued operations | 0us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | (1,502)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | 0us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity | (2,656)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity |
| Net loss attributable to non-controlling interest in subsidiary | (170)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 0us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | (170)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest | 0us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
| Net loss attributable to common stockholders | $ (3,145)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (4,533)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (6,202)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (9,783)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
| Basic weighted average shares outstanding | 45,677,540us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 45,348,709us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 45,666,211us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 45,348,774us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
| Add: dilutive effects of in-the-money stock options and non-vested restricted stock grants | 0us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements | 0us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements | 0us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements | 0us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements |
| Diluted weighted average common shares outstanding | 45,677,540us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 45,348,709us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 45,666,211us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 45,348,774us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
| Basic loss per common share: | ||||
| Loss from continuing operations (in dollars per share) | $ (0.07)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.07)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.14)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare | $ (0.16)us-gaap_IncomeLossFromContinuingOperationsPerBasicShare |
| Net income (loss) from discontinued operations (in dollars per share) | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ (0.03)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare | $ (0.06)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare |
| Net income (loss) attributable to common stockholders (in dollars per share) | $ (0.07)us-gaap_EarningsPerShareBasic | $ (0.10)us-gaap_EarningsPerShareBasic | $ (0.14)us-gaap_EarningsPerShareBasic | $ (0.22)us-gaap_EarningsPerShareBasic |
| Diluted loss per common share: | ||||
| Loss from continuing operations (in dollars per share) | $ (0.07)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.07)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.14)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare | $ (0.16)us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare |
| Net income (loss) from discontinued operations (in dollars per share) | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ (0.03)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ 0.00us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare | $ (0.06)us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare |
| Net income (loss) attributable to common stockholders (in dollars per share) | $ (0.07)us-gaap_EarningsPerShareDiluted | $ (0.10)us-gaap_EarningsPerShareDiluted | $ (0.14)us-gaap_EarningsPerShareDiluted | $ (0.22)us-gaap_EarningsPerShareDiluted |
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- Definition
Net Income (Loss) Available to Common Shareholders from Continuing Operations, Basic No definition available.
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- Details
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- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation and gain (loss) from the disposal of the discontinued operation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of Net Income (Loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of preferred stock dividends that is an adjustment to net income apportioned to common stockholders. No definition available.
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- Definition
The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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