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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2014 | Mar. 31, 2013
Revenues |  |  |  |
Oil, natural gas and NGL | $ 405,316 us-gaap_OilAndGasSalesRevenue |  | $ 478,017 us-gaap_OilAndGasSalesRevenue |
Drilling and services | 17,080 us-gaap_RevenueOilAndGasServices |  | 17,370 us-gaap_RevenueOilAndGasServices |
Midstream and marketing | 17,910 us-gaap_GasGatheringTransportationMarketingAndProcessingRevenue |  | 13,032 us-gaap_GasGatheringTransportationMarketingAndProcessingRevenue |
Other | 2,750 us-gaap_OtherOperatingIncome |  | 3,271 us-gaap_OtherOperatingIncome |
Total revenues | 443,056 us-gaap_Revenues |  | 511,690 us-gaap_Revenues |
Expenses |  |  |  |
Production | 106,856 us-gaap_LeaseOperatingExpense |  | 140,457 us-gaap_LeaseOperatingExpense |
Production taxes | 7,807 us-gaap_ProductionTaxExpense |  | 9,439 us-gaap_ProductionTaxExpense |
Cost of sales | 12,481 us-gaap_CostOfGoodsAndServicesSold |  | 16,317 us-gaap_CostOfGoodsAndServicesSold |
Midstream and marketing | 16,000 us-gaap_GasGatheringTransportationMarketingAndProcessingCosts |  | 11,803 us-gaap_GasGatheringTransportationMarketingAndProcessingCosts |
Depreciation and depletion—oil and natural gas | 115,185 sd_ResultsOfOperationsDepreciationAndDepletion |  | 157,526 sd_ResultsOfOperationsDepreciationAndDepletion |
Depreciation and amortization—other | 15,522 us-gaap_OtherDepreciationAndAmortization |  | 15,336 us-gaap_OtherDepreciationAndAmortization |
Accretion of asset retirement obligations | 5,746 us-gaap_ResultsOfOperationsAccretionOfAssetRetirementObligations |  | 9,779 us-gaap_ResultsOfOperationsAccretionOfAssetRetirementObligations |
Impairment | 164,779 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense |  | 0 us-gaap_UnamortizedCostsCapitalizedLessRelatedDeferredIncomeTaxesExceedCeilingLimitationExpense |
General and administrative | 38,538 us-gaap_GeneralAndAdministrativeExpense |  | 79,444 us-gaap_GeneralAndAdministrativeExpense |
Loss on derivative contracts | 42,491 us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet |  | 40,897 us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet |
(Gain) loss on sale of assets | (19)us-gaap_GainLossOnSaleOfPropertyPlantEquipment |  | 398,174 us-gaap_GainLossOnSaleOfPropertyPlantEquipment |
Total expenses | 525,386 us-gaap_CostsAndExpenses |  | 879,172 us-gaap_CostsAndExpenses | [1]
Loss from operations | (82,330)us-gaap_OperatingIncomeLoss | [1],[2] | (367,482)us-gaap_OperatingIncomeLoss | [1],[2]
Other income (expense) |  |  |  |
Interest expense | (62,043)us-gaap_InterestAndDebtExpense |  | (85,910)us-gaap_InterestAndDebtExpense |
Loss on extinguishment of debt | 0 us-gaap_GainsLossesOnExtinguishmentOfDebt |  | (82,005)us-gaap_GainsLossesOnExtinguishmentOfDebt |
Other income, net | 2,094 us-gaap_OtherNonoperatingIncomeExpense |  | 611 us-gaap_OtherNonoperatingIncomeExpense |
Total other expense | (59,949)us-gaap_NonoperatingIncomeExpense |  | (167,304)us-gaap_NonoperatingIncomeExpense |
Loss before income taxes | (142,279)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | [1],[2] | (534,786)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest | [1],[2]
Income tax expense | 127 us-gaap_IncomeTaxExpenseBenefit |  | 4,429 us-gaap_IncomeTaxExpenseBenefit |
Net loss | (142,406)us-gaap_ProfitLoss | [1] | (539,215)us-gaap_ProfitLoss | [1]
Less: net loss attributable to noncontrolling interest | (6,070)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |  | (51,919)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |
Net loss attributable to SandRidge Energy, Inc. | (136,336)us-gaap_NetIncomeLoss | [1] | (487,296)us-gaap_NetIncomeLoss | [1]
Preferred stock dividends | 13,881 us-gaap_PreferredStockDividendsIncomeStatementImpact |  | 13,881 us-gaap_PreferredStockDividendsIncomeStatementImpact |
Loss applicable to SandRidge Energy, Inc. common stockholders | $ (150,217)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |  | $ (501,177)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic |
Loss per share |  |  |  |
Basic (in dollars per share) | $ (0.31)us-gaap_EarningsPerShareBasic |  | $ (1.05)us-gaap_EarningsPerShareBasic |
Diluted (in dollars per share) | $ (0.31)us-gaap_EarningsPerShareDiluted |  | $ (1.05)us-gaap_EarningsPerShareDiluted |
Weighted average number of common shares outstanding |  |  |  |
Basic (in shares) | 484,798 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |  | 477,826 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic |
Diluted (in shares) | 484,798 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |  | 477,826 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding |
[1] | Guarantor and Consolidated direct operating expenses have been restated to reflect accrual of the CO2 delivery shortfall penalty. See Note 2.
[2] | Loss from operations and loss before income taxes have been restated for the Exploration and Production segment and the Consolidated Total to reflect the impact of the accrual of the CO2 delivery shortfall penalty attributable to the three-month periods ended March 31, 2014 and 2013. See Note 2.

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