Condensed Consolidating Financial Information - Condensed Consolidating Balance Sheets of SandRidge Energy, Inc. and Wholly Owned Subsidiary Guarantors and Non-Guarantors' (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 181,253	$ 814,663	$ 309,766	$ 207,681
Accounts receivable, net	330,077us-gaap_AccountsReceivableNetCurrent	349,218us-gaap_AccountsReceivableNetCurrent
Intercompany accounts receivable	0us-gaap_DueFromAffiliateCurrent	0us-gaap_DueFromAffiliateCurrent
Derivative contracts	291,414us-gaap_DerivativeAssetsCurrent	12,779us-gaap_DerivativeAssetsCurrent
Prepaid expenses	7,981us-gaap_PrepaidExpenseCurrent	39,253us-gaap_PrepaidExpenseCurrent
Other current assets	21,193us-gaap_OtherAssetsMiscellaneousCurrent	25,910us-gaap_OtherAssetsMiscellaneousCurrent
Total current assets	831,918us-gaap_AssetsCurrent	1,241,823us-gaap_AssetsCurrent
Property, plant and equipment, net	6,215,057sd_TotalPropertyAndEquipmentNet	6,307,675sd_TotalPropertyAndEquipmentNet
Investment in subsidiaries	0sd_InvestmentsInSubsidiaries	0sd_InvestmentsInSubsidiaries
Derivative contracts	47,003us-gaap_DerivativeAssetsNoncurrent	14,126us-gaap_DerivativeAssetsNoncurrent
Other assets	165,247us-gaap_OtherAssetsNoncurrent	121,171us-gaap_OtherAssetsNoncurrent
Total assets	7,259,225us-gaap_Assets	7,684,795us-gaap_Assets
Current liabilities
Accounts payable and accrued expenses	683,392	812,488
Intercompany accounts payable	0us-gaap_DueToAffiliateCurrent	0us-gaap_DueToAffiliateCurrent
Derivative contracts	0us-gaap_DerivativeLiabilitiesCurrent	34,267us-gaap_DerivativeLiabilitiesCurrent
Deferred tax liability	95,843us-gaap_DeferredTaxLiabilitiesCurrent	0us-gaap_DeferredTaxLiabilitiesCurrent
Other current liabilities	5,216us-gaap_OtherLiabilitiesCurrent	0us-gaap_OtherLiabilitiesCurrent
Asset retirement obligations	0	87,063	118,504
Total current liabilities	784,451us-gaap_LiabilitiesCurrent	933,818us-gaap_LiabilitiesCurrent
Investment in subsidiaries	0sd_NegativeInvestmentsInSubsidiaries	0sd_NegativeInvestmentsInSubsidiaries
Long-term debt	3,195,436us-gaap_LongTermDebtNoncurrent	3,194,907us-gaap_LongTermDebtNoncurrent
Derivative contracts	0us-gaap_DerivativeLiabilitiesNoncurrent	20,564us-gaap_DerivativeLiabilitiesNoncurrent
Asset retirement obligations	54,402	337,054	379,906
Other long-term obligations	15,116us-gaap_OtherLiabilitiesNoncurrent	22,825us-gaap_OtherLiabilitiesNoncurrent
Total liabilities	4,049,405us-gaap_Liabilities	4,509,168us-gaap_Liabilities
Equity
SandRidge Energy, Inc. stockholders’ equity	1,937,825us-gaap_StockholdersEquity	1,825,810us-gaap_StockholdersEquity
Noncontrolling interest	1,271,995us-gaap_MinorityInterest	1,349,817us-gaap_MinorityInterest
Total equity	3,209,820	3,175,627	3,862,455	2,548,950
Total liabilities and equity	7,259,225	7,684,795
Parent
Current assets
Cash and cash equivalents	170,468	805,505	300,228	204,015
Accounts receivable, net	7	0
Intercompany accounts receivable	751,376	153,325
Derivative contracts	0	0
Prepaid expenses	0	0
Other current assets	0	1,376
Total current assets	921,851	960,206
Property, plant and equipment, net	0	0
Investment in subsidiaries	6,606,198	6,009,603
Derivative contracts	0	0
Other assets	152,286	61,923
Total assets	7,680,335	7,031,732
Current liabilities
Accounts payable and accrued expenses	201,368	207,572
Intercompany accounts payable	1,315,667	967,365
Derivative contracts	0	0
Deferred tax liability	95,843
Other current liabilities	0
Asset retirement obligations		0
Total current liabilities	1,612,878	1,174,937
Investment in subsidiaries	928,217	828,794
Long-term debt	3,201,338	3,200,809
Derivative contracts		0
Asset retirement obligations	0	0
Other long-term obligations	77	1,382
Total liabilities	5,742,510	5,205,922
Equity
SandRidge Energy, Inc. stockholders’ equity	1,937,825	1,825,810
Noncontrolling interest	0	0
Total equity	1,937,825	1,825,810
Total liabilities and equity	7,680,335	7,031,732
Guarantors
Current assets
Cash and cash equivalents	1,398	1,013	922	437
Accounts receivable, net	299,764	326,345
Intercompany accounts receivable	1,339,152	982,524
Derivative contracts	284,825	7,796
Prepaid expenses	7,971	39,165
Other current assets	21,193	24,410
Total current assets	1,954,303	1,381,253
Property, plant and equipment, net	4,987,281	5,125,543
Investment in subsidiaries	176,365	49,418
Derivative contracts	47,003	12,650
Other assets	18,197	65,123
Total assets	7,183,149	6,633,987
Current liabilities
Accounts payable and accrued expenses	477,399	601,074
Intercompany accounts payable	780,645	181,573
Derivative contracts	38,454	44,032
Deferred tax liability	0
Other current liabilities	5,216
Asset retirement obligations		87,063
Total current liabilities	1,301,714	913,742
Investment in subsidiaries	134,013	152,266
Long-term debt	0	0
Derivative contracts		28,673
Asset retirement obligations	54,402	337,054
Other long-term obligations	15,039	21,443
Total liabilities	1,505,168	1,453,178
Equity
SandRidge Energy, Inc. stockholders’ equity	5,677,981	5,180,809
Noncontrolling interest	0	0
Total equity	5,677,981	5,180,809
Total liabilities and equity	7,183,149	6,633,987
Non-Guarantors
Current assets
Cash and cash equivalents	9,387	8,145	8,616	3,229
Accounts receivable, net	30,313	22,873
Intercompany accounts receivable	41,679	70,107
Derivative contracts	45,043	14,748
Prepaid expenses	10	88
Other current assets	0	124
Total current assets	126,432	116,085
Property, plant and equipment, net	1,227,776	1,182,132
Investment in subsidiaries	0	0
Derivative contracts	0	9,585
Other assets	666	27
Total assets	1,354,874	1,307,829
Current liabilities
Accounts payable and accrued expenses	4,632	3,842
Intercompany accounts payable	35,895	57,018
Derivative contracts	0	0
Deferred tax liability	0
Other current liabilities	0
Asset retirement obligations		0
Total current liabilities	40,527	60,860
Investment in subsidiaries	0	0
Long-term debt	0	0
Derivative contracts		0
Asset retirement obligations	0	0
Other long-term obligations	0	0
Total liabilities	40,527	60,860
Equity
SandRidge Energy, Inc. stockholders’ equity	1,314,347	1,246,969
Noncontrolling interest	0	0
Total equity	1,314,347	1,246,969
Total liabilities and equity	1,354,874	1,307,829
Eliminations
Current assets
Cash and cash equivalents	0	0	0	0
Accounts receivable, net	(7)	0
Intercompany accounts receivable	(2,132,207)	(1,205,956)
Derivative contracts	(38,454)	(9,765)
Prepaid expenses	0	0
Other current assets	0	0
Total current assets	(2,170,668)	(1,215,721)
Property, plant and equipment, net	0	0
Investment in subsidiaries	(6,782,563)	(6,059,021)
Derivative contracts	0	(8,109)
Other assets	(5,902)	(5,902)
Total assets	(8,959,133)	(7,288,753)
Current liabilities
Accounts payable and accrued expenses	(7)	0
Intercompany accounts payable	(2,132,207)	(1,205,956)
Derivative contracts	(38,454)	(9,765)
Deferred tax liability	0
Other current liabilities	0
Asset retirement obligations		0
Total current liabilities	(2,170,668)	(1,215,721)
Investment in subsidiaries	(1,062,230)	(981,060)
Long-term debt	(5,902)	(5,902)
Derivative contracts		(8,109)
Asset retirement obligations	0	0
Other long-term obligations	0	0
Total liabilities	(3,238,800)	(2,210,792)
Equity
SandRidge Energy, Inc. stockholders’ equity	(6,992,328)	(6,427,778)
Noncontrolling interest	1,271,995	1,349,817
Total equity	(5,720,333)	(5,077,961)
Total liabilities and equity	$ (8,959,133)	$ (7,288,753)

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