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Long-Term Debt (Additional Information) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Dec. 31, 2014
8.75% Senior Notes due 2020
Debt Instrument
Long term debt, discount	$ 4,420us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member	$ 4,598us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member
7.5% Senior Notes due 2021
Debt Instrument
Long term debt, premium	3,372us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member	3,486us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member
7.5% Senior Notes due 2023
Debt Instrument
Long term debt, discount	3,374us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member	3,452us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member
Senior Notes | 8.75% Senior Notes due 2020
Debt Instrument
Debt maturity date	2020	2020
Long-term debt, fixed interest rate	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	8.75%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Long term debt, discount	4,420us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	4,598us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointSevenFivePercentDue2020Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Senior Notes | 7.5% Senior Notes due 2021
Debt Instrument
Debt maturity date	2021	2021
Long-term debt, fixed interest rate	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Long term debt, premium	3,372us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	3,486us-gaap_DebtInstrumentUnamortizedPremium / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2021Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Senior Notes | 8.125% Senior Notes due 2022
Debt Instrument
Debt maturity date	2022	2022
Long-term debt, fixed interest rate	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	8.125%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesEightPointOneTwoFivePercentDue2022Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Senior Notes | 7.5% Senior Notes due 2023
Debt Instrument
Debt maturity date	2023	2023
Long-term debt, fixed interest rate	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	7.50%us-gaap_LongTermDebtPercentageBearingFixedInterestRate / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Long term debt, discount	$ 3,374us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember	$ 3,452us-gaap_DebtInstrumentUnamortizedDiscount / us-gaap_DebtInstrumentAxis = sd_SeniorNotesSevenPointFivePercentDue2023Member / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember

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- Definition

Debt Instrument, Maturity Date

+ References

No definition available.

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- Definition

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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- Definition

The amount of debt premium that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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