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Variable Interest Entities - PGC - Amounts due to/from the Company (Details) (Pinon Gathering Company LLC, USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Pinon Gathering Company LLC
   
Variable Interest Entity    
Accounts receivable due from PGC $ 1,050us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= sd_PinonGatheringCompanyLLCMember
$ 741us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= sd_PinonGatheringCompanyLLCMember
Accounts payable due to PGC $ 3,827us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountLiabilities
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= sd_PinonGatheringCompanyLLCMember
$ 3,634us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountLiabilities
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= sd_PinonGatheringCompanyLLCMember