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Fair Value Measurements - Estimated Fair Value and Carrying Value of Senior Notes (Parenthetical) (Details) (USD $) In Thousands, unless otherwise specified	0 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
9.875% Senior Notes due 2016
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	9.875%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member	9.875%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member	9.875%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member	9.875%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member
Debt maturity date	2016	2016
Long term debt, discount		$ 8,843us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member		$ 8,843us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member
8.0% Senior Notes due 2018
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	8.00%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointZeroPercentDue2018Member	8.00%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointZeroPercentDue2018Member	8.00%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointZeroPercentDue2018Member	8.00%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointZeroPercentDue2018Member
Debt maturity date	2018	2018
8.75% Senior Notes due 2020
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member
Debt maturity date	2020	2020
Long term debt, discount	5,264us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	5,873us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	5,264us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	5,873us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member
7.5% Senior Notes due 2021
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member
Debt maturity date	2021	2021
Long term debt, premium	3,922us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	4,328us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	3,922us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	4,328us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member
8.125% Senior Notes due 2022
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member
Debt maturity date	2022	2022
7.5% Senior Notes due 2023
Fair Value Assets And Liabilities Measured On Recurring Basis
Long-term debt, fixed interest rate	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member
Debt maturity date	2023	2023
Long term debt, discount	3,751us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	$ 4,029us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	3,751us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	$ 4,029us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member

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