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Unaudited Condensed Consolidating Statements of Operations of SandRidge Energy, Inc. and Wholly Owned Subsidiary Guarantors and Non-Guarantors (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Condensed Financial Statements, Captions |  |  |  |  |  |  |  |
Total revenues | $ 512,987 |  | $ 478,434 |  | $ 1,024,677 |  | $ 860,069 |
Expenses |  |  |  |  |  |  |  |
Direct operating expenses | 176,903 |  | 161,282 |  | 346,963 |  | 282,361 |
General and administrative | 173,261 |  | 61,716 |  | 252,705 |  | 112,017 |
Depreciation, depletion, amortization and accretion | 164,725 |  | 162,573 |  | 347,366 |  | 266,758 |
Impairment | 15,643 |  | 0 |  | 15,643 |  | 0 |
(Gain) loss on derivative contracts | (103,654) |  | (669,850) |  | (62,757) |  | (415,204) |
(Gain) loss on sale of assets | (349) |  | 300 |  | 397,825 |  | 3,380 |
Total expenses | 426,529 |  | (283,979) |  | 1,297,745 |  | 249,312 |
(Loss) income from operations | 86,458 | [1] | 762,413 | [1] | (273,068) | [2] | 610,757 | [2]
Equity earnings from subsidiaries | 0 |  | 0 |  | 0 |  | 0 |
Interest income (expense) | (61,159) |  | (68,569) |  | (147,069) |  | (135,534) |
Gain on sale of investment in subsidiary |  |  | 0 |  |  |  | 0 |
Bargain purchase gain | 0 |  | 122,696 |  | 0 |  | 122,696 |
Loss on extinguishment of debt | 0 |  | 0 |  | (82,005) |  | 0 |
Other (expense) income, net | (106) |  | (81) |  | 505 |  | 2,387 |
Income (loss) before income taxes | 25,193 |  | 816,459 |  | (501,637) |  | 600,306 |
Income tax (benefit) expense | 508 |  | (100,617) |  | 4,937 |  | (100,546) |
Net (loss) income | 24,685 |  | 917,076 |  | (506,574) |  | 700,852 |
Less: net income (loss) attributable to noncontrolling interest | 45,121 |  | 99,004 |  | (6,798) |  | 100,958 |
Net (loss) income attributable to SandRidge Energy, Inc. | (20,436) |  | 818,072 |  | (499,776) |  | 599,894 |
Parent |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions |  |  |  |  |  |  |  |
Total revenues | 0 |  | 0 |  | 0 |  | 0 |
Expenses |  |  |  |  |  |  |  |
Direct operating expenses | 0 |  | 0 |  | 0 |  | 0 |
General and administrative | 88 |  | 99 |  | 175 |  | 185 |
Depreciation, depletion, amortization and accretion | 0 |  | 0 |  | 0 |  | 0 |
Impairment | 0 |  |  |  | 0 |  |  |
(Gain) loss on derivative contracts | 0 |  | 0 |  | 0 |  | 0 |
(Gain) loss on sale of assets | 0 |  | 0 |  | 0 |  | 0 |
Total expenses | 88 |  | 99 |  | 175 |  | 185 |
(Loss) income from operations | (88) |  | (99) |  | (175) |  | (185) |
Equity earnings from subsidiaries | 41,399 |  | 800,707 |  | (265,486) |  | 706,180 |
Interest income (expense) | (61,392) |  | (68,527) |  | (147,495) |  | (135,233) |
Gain on sale of investment in subsidiary |  |  | 55,585 |  |  |  | 55,585 |
Bargain purchase gain |  |  | 0 |  |  |  | 0 |
Loss on extinguishment of debt |  |  |  |  | (82,005) |  |  |
Other (expense) income, net | 0 |  | 0 |  | 0 |  | 0 |
Income (loss) before income taxes | (20,081) |  | 787,666 |  | (495,161) |  | 626,347 |
Income tax (benefit) expense | 406 |  | (100,721) |  | 4,727 |  | (100,780) |
Net (loss) income | (20,487) |  | 888,387 |  | (499,888) |  | 727,127 |
Less: net income (loss) attributable to noncontrolling interest | 0 |  | 0 |  | 0 |  | 0 |
Net (loss) income attributable to SandRidge Energy, Inc. | (20,487) |  | 888,387 |  | (499,888) |  | 727,127 |
Guarantors |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions |  |  |  |  |  |  |  |
Total revenues | 425,319 |  | 402,589 |  | 865,636 |  | 724,815 |
Expenses |  |  |  |  |  |  |  |
Direct operating expenses | 165,518 |  | 149,859 |  | 329,130 |  | 264,352 |
General and administrative | 171,652 |  | 59,951 |  | 248,470 |  | 108,065 |
Depreciation, depletion, amortization and accretion | 141,299 |  | 140,339 |  | 301,188 |  | 231,255 |
Impairment | 12,703 |  |  |  | 12,703 |  |  |
(Gain) loss on derivative contracts | (88,653) |  | (562,081) |  | (57,753) |  | (341,146) |
(Gain) loss on sale of assets | (340) |  | (319) |  | 290,616 |  | (745) |
Total expenses | 402,179 |  | (212,251) |  | 1,124,354 |  | 261,781 |
(Loss) income from operations | 23,140 |  | 614,840 |  | (258,718) |  | 463,034 |
Equity earnings from subsidiaries | 18,233 |  | 48,942 |  | (8,409) |  | 46,640 |
Interest income (expense) | 233 |  | 278 |  | 426 |  | 265 |
Gain on sale of investment in subsidiary |  |  | 0 |  |  |  | 0 |
Bargain purchase gain |  |  | 122,696 |  |  |  | 122,696 |
Loss on extinguishment of debt |  |  |  |  | 0 |  |  |
Other (expense) income, net | (207) |  | 13,951 |  | 1,215 |  | 73,545 |
Income (loss) before income taxes | 41,399 |  | 800,707 |  | (265,486) |  | 706,180 |
Income tax (benefit) expense | 0 |  | 0 |  | 0 |  | 0 |
Net (loss) income | 41,399 |  | 800,707 |  | (265,486) |  | 706,180 |
Less: net income (loss) attributable to noncontrolling interest | 0 |  | 0 |  | 0 |  | 0 |
Net (loss) income attributable to SandRidge Energy, Inc. | 41,399 |  | 800,707 |  | (265,486) |  | 706,180 |
Non-Guarantors |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions |  |  |  |  |  |  |  |
Total revenues | 81,956 |  | 110,240 |  | 159,484 |  | 201,371 |
Expenses |  |  |  |  |  |  |  |
Direct operating expenses | 6,156 |  | 44,772 |  | 18,388 |  | 82,956 |
General and administrative | 1,089 |  | 2,014 |  | 4,060 |  | 4,447 |
Depreciation, depletion, amortization and accretion | 23,426 |  | 22,234 |  | 46,178 |  | 35,503 |
Impairment | 2,940 |  |  |  | 2,940 |  |  |
(Gain) loss on derivative contracts | (15,001) |  | (107,769) |  | (5,004) |  | (74,058) |
(Gain) loss on sale of assets | (9) |  | 619 |  | 107,209 |  | 4,125 |
Total expenses | 18,601 |  | (38,130) |  | 173,771 |  | 52,973 |
(Loss) income from operations | 63,355 |  | 148,370 |  | (14,287) |  | 148,398 |
Equity earnings from subsidiaries | 0 |  | 0 |  | 0 |  | 0 |
Interest income (expense) | 0 |  | (320) |  | 0 |  | (566) |
Gain on sale of investment in subsidiary |  |  | 0 |  |  |  |  |
Bargain purchase gain |  |  | 0 |  |  |  | 0 |
Loss on extinguishment of debt |  |  |  |  | 0 |  |  |
Other (expense) income, net | 101 |  | 0 |  | (710) |  | 0 |
Income (loss) before income taxes | 63,456 |  | 148,050 |  | (14,997) |  | 147,832 |
Income tax (benefit) expense | 102 |  | 104 |  | 210 |  | 234 |
Net (loss) income | 63,354 |  | 147,946 |  | (15,207) |  | 147,598 |
Less: net income (loss) attributable to noncontrolling interest | 0 |  | 0 |  | 0 |  | 0 |
Net (loss) income attributable to SandRidge Energy, Inc. | 63,354 |  | 147,946 |  | (15,207) |  | 147,598 |
Eliminations |  |  |  |  |  |  |  |
Condensed Financial Statements, Captions |  |  |  |  |  |  |  |
Total revenues | 5,712 |  | (34,395) |  | (443) |  | (66,117) |
Expenses |  |  |  |  |  |  |  |
Direct operating expenses | 5,229 |  | (33,349) |  | (555) |  | (64,947) |
General and administrative | 432 |  | (348) |  | 0 |  | (680) |
Depreciation, depletion, amortization and accretion | 0 |  | 0 |  | 0 |  | 0 |
Impairment | 0 |  |  |  | 0 |  |  |
(Gain) loss on derivative contracts | 0 |  | 0 |  | 0 |  | 0 |
(Gain) loss on sale of assets | 0 |  | 0 |  | 0 |  | 0 |
Total expenses | 5,661 |  | (33,697) |  | (555) |  | (65,627) |
(Loss) income from operations | 51 |  | (698) |  | 112 |  | (490) |
Equity earnings from subsidiaries | (59,632) |  | (849,649) |  | 273,895 |  | (752,820) |
Interest income (expense) | 0 |  | 0 |  | 0 |  | 0 |
Gain on sale of investment in subsidiary |  |  | (55,585) |  |  |  | (55,585) |
Bargain purchase gain |  |  | 0 |  |  |  | 0 |
Loss on extinguishment of debt |  |  |  |  | 0 |  |  |
Other (expense) income, net | 0 |  | (14,032) |  | 0 |  | (71,158) |
Income (loss) before income taxes | (59,581) |  | (919,964) |  | 274,007 |  | (880,053) |
Income tax (benefit) expense | 0 |  | 0 |  | 0 |  | 0 |
Net (loss) income | (59,581) |  | (919,964) |  | 274,007 |  | (880,053) |
Less: net income (loss) attributable to noncontrolling interest | 45,121 |  | 99,004 |  | (6,798) |  | 100,958 |
Net (loss) income attributable to SandRidge Energy, Inc. | $ (104,702) |  | $ (1,018,968) |  | $ 280,805 |  | $ (981,011) |
[1] | Exploration and production segment income from operations includes unrealized gains of $85.9 million and $580.7 million on commodity derivative contracts for the three-month periods ended June 30, 2013 and 2012, respectively.
[2] | Exploration and production segment (loss) income from operations includes unrealized gains of $61.1 million and $451.5 million on commodity derivative contracts for the six-month periods ended June 30, 2013 and 2012, respectively. Exploration and production segment also includes a loss on the sale of the Permian Properties of $399.1 million for the six-month period ended June 30, 2013.

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