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Long-Term Debt (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Debt Instrument [Line Items]    
Debt $ 3,194,907us-gaap_LongTermDebt $ 4,301,083us-gaap_LongTermDebt
Less: current maturities of long-term debt 0us-gaap_LongTermDebtCurrent 0us-gaap_LongTermDebtCurrent
Long-term debt 3,194,907us-gaap_LongTermDebtNoncurrent 4,301,083us-gaap_LongTermDebtNoncurrent
Senior credit facility    
Debt Instrument [Line Items]    
Debt 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
9.875% Senior Notes due 2016, net of $8,843 discount at December 31, 2012    
Debt Instrument [Line Items]    
Debt 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member
[1] 356,657us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesNinePointEightSevenFivePercentDue2016Member
[1]
8.0% Senior Notes due 2018    
Debt Instrument [Line Items]    
Debt 0us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointZeroPercentDue2018Member
750,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointZeroPercentDue2018Member
8.75% Senior Notes due 2020, net of $5,264 and $5,873 discount, respectively    
Debt Instrument [Line Items]    
Debt 444,736us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointSevenFivePercentDue2020Member
[2] 444,127us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointSevenFivePercentDue2020Member
[2]
7.5% Senior Notes due 2021, including a premium of $3,922 and $4,328, respectively    
Debt Instrument [Line Items]    
Debt 1,178,922us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesSevenPointFivePercentDue2021Member
[3] 1,179,328us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesSevenPointFivePercentDue2021Member
[3]
8.125% Senior Notes due 2022    
Debt Instrument [Line Items]    
Debt 750,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member
750,000us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member
7.5% Senior Notes due 2023, net of $3,751 and $4,029 discount, respectively    
Debt Instrument [Line Items]    
Debt $ 821,249us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesSevenPointFivePercentDue2023Member
[4] $ 820,971us-gaap_LongTermDebt
/ us-gaap_DebtInstrumentAxis
= sd_SeniorNotesSevenPointFivePercentDue2023Member
[4]
[1] Carrying value is net of $8,843 discount at December 31, 2012.
[2] Carrying value is net of $5,264 and $5,873 discount at December 31, 2013 and 2012, respectively.
[3] Carrying value includes a premium, applicable to notes issued in August 2012, of $3,922 and $4,328 at December 31, 2013 and 2012, respectively.
[4] Carrying value is net of $3,751 and $4,029 discount at December 31, 2013 and 2012, respectively.