Agreements expiration date.

No definition available.

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- Definition

Outstanding balance under loan commitments.

+ References

No definition available.

+ Details

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Balance Type:	credit
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- Definition

Maximum amount recoverable by royalty trust under the drilling support lien.

+ References

No definition available.

+ Details

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- Definition

Decrease in noncontrolling interest expressed as a percentage (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

+ References

No definition available.

+ Details

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- Definition

The percentage of the cash available for distribution on all trust units for any quarter in excess of the target distribution that is paid for the incentive distributions.

+ References

No definition available.

+ Details

Name:	sd_PercentageOfCashAvailableInExcessOfTargetDistributionPaidForIncentiveDistributions
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- Definition

Percentage of royalty interests that will revert back to the Company upon termination of the trust.

+ References

No definition available.

+ Details

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- Definition

Percentage of Royalty Interest to be sold at Trust terrmination with proceeds distributed to Royalty Trust unitholders

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

Percentage of Subordinated units to total units.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The proceeds received from the sale of royalty trust units.

+ References

No definition available.

+ Details

Name:	sd_ProceedsFromSaleOfRoyaltyTrustUnits
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Data Type:	xbrli:monetaryItemType
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- Definition

Royalty trust incentive distribution description.

+ References

No definition available.

+ Details

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- Definition

Variable Interest Entity, Ownership Interests Percentage

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

+ Details

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Period Type:	instant

- Definition

Carrying amount of the equity interests owned by noncontrolling partners of a limited partnership included in the entity's consolidated financial statements.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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- Definition

Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow associated with the amount received from entity's first offering of stock to the public.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

The carrying amount of the consolidated Variable Interest Entity's liabilities included in the reporting entity's statement of financial position.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 3

-Subparagraph (bb)

-URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5710-111685

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Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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Variable Interest Entities - Narrative (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Mar. 31, 2014
Variable Interest Entity [Line Items]
Proceeds from the sale of royalty trust units	$ 22,119,000sd_ProceedsFromSaleOfRoyaltyTrustUnits	$ 28,985,000sd_ProceedsFromSaleOfRoyaltyTrustUnits	$ 139,360,000sd_ProceedsFromSaleOfRoyaltyTrustUnits
Mississippian Trust II
Variable Interest Entity [Line Items]
Proceeds from initial public offering			587,100,000
Maximum amount recoverable by trusts under the lien	19,500,000
Beneficial interest owned by Company	37.60%	37.60%
Royalty Trusts
Variable Interest Entity [Line Items]
Percentage of royalty interest conveyed to company at trust termination	50.00%
Percentage of royalty interest sold at trust termination	50.00%
Percentage of subordinated units to total units	25.00%
Percentage of cash available in excess of target distribution paid for incentive distribution	50.00%
Outstanding balance under loan commitment	0	0
Noncontrolling interest in VIEs	1,300,000,000	1,300,000,000
Proceeds from the sale of royalty trust units	22,100,000	29,000,000	139,400,000
Total liabilities	2,852,000	3,393,000
Royalty Trust incentive distributions	In exchange for agreeing to subordinate a portion of its Royalty Trust units, SandRidge is entitled to receive incentive distributions equal to 50% of the amount by which the cash available for distribution on all of the Royalty Trust units exceeds the applicable quarterly incentive threshold.
Grey Ranch Plant, L.P
Variable Interest Entity [Line Items]
Beneficial interest owned by Company		50.00%
Noncontrolling interest, ownership percentage by noncontrolling owners		50.00%
Noncontrolling interest, decrease from redemptions percentage				50.00%
Noncontrolling interest, limited partnerships		700,000
Total liabilities		129,000
Grey Ranch Plant Genpar, LLC (Genpar)
Variable Interest Entity [Line Items]
Beneficial interest owned by Company		50.00%
Noncontrolling interest, decrease from redemptions percentage				50.00%
Percentage ownership of another VIE		1.00%
Total liabilities		$ 0
Pinon Gathering Company LLC \| Gas Gathering Agreement
Variable Interest Entity [Line Items]
Gas gathering and operations and maintenance agreement end date	Jun. 30, 2029