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Unaudited Condensed Consolidating Statements of Cash Flows of SandRidge Energy, Inc. and Wholly Owned Subsidiary Guarantors and Non-Guarantors (Detail) (USD $) In Thousands, unless otherwise specified | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
Condensed Financial Statements, Captions |  |
Net cash (used in) provided by operating activities | $ 384,683 | $ 417,706
Cash flows from investing activities |  |
Capital expenditures for property, plant and equipment | (828,585) | (1,123,040)
Acquisition of assets | (8,602) | (761,575)
Proceeds from sale of assets | 2,563,886 | 420,859
Conveyance of property for royalty trust |  | 0
Other | (8,602) | 0
Net cash provided by (used in) investing activities | 1,726,699 | (1,463,756)
Cash flows from financing activities |  |
Proceeds from borrowings | 0 | 750,000
Repayments of borrowings | (1,115,500) | (16,029)
Proceeds from the issuance of royalty trust units | 0 | 587,086
Proceeds from the sale of royalty trust units |  | 123,549
Distributions to unitholders | (98,716) | (76,801)
Premium on debt redemption | (61,997) | 0
Intercompany borrowings (advances), net | 0 | 0
Cash (paid) received on settlement of financing derivative contracts | 5,728 | (45,312)
Other | (50,594) | (79,080)
Net cash (used in) provided by financing activities | (1,326,807) | 1,259,442
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 784,575 | 213,392
CASH AND CASH EQUIVALENTS, beginning of year | 309,766 | 207,681
CASH AND CASH EQUIVALENTS, end of period | 1,094,341 | 421,073
Parent |  |
Condensed Financial Statements, Captions |  |
Net cash (used in) provided by operating activities | (162,836) | 413,460
Cash flows from investing activities |  |
Capital expenditures for property, plant and equipment | 0 | 0
Acquisition of assets |  | (693,091)
Proceeds from sale of assets | 0 | 129,830
Conveyance of property for royalty trust |  | 0
Other | 0 | (61,487)
Net cash provided by (used in) investing activities | 0 | (624,748)
Cash flows from financing activities |  |
Proceeds from borrowings |  | 750,000
Repayments of borrowings | (1,115,500) |
Proceeds from the issuance of royalty trust units |  | 0
Proceeds from the sale of royalty trust units |  | 0
Distributions to unitholders | 0 | 0
Premium on debt redemption | (61,997) |
Intercompany borrowings (advances), net | 2,181,850 | (268,806)
Cash (paid) received on settlement of financing derivative contracts |  | 0
Other | (56,322) | (63,051)
Net cash (used in) provided by financing activities | 948,031 | 418,143
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 785,195 | 206,855
CASH AND CASH EQUIVALENTS, beginning of year | 300,228 | 204,015
CASH AND CASH EQUIVALENTS, end of period | 1,085,423 | 410,870
Guarantors |  |
Condensed Financial Statements, Captions |  |
Net cash (used in) provided by operating activities | 420,672 | (127,344)
Cash flows from investing activities |  |
Capital expenditures for property, plant and equipment | (828,585) | (1,091,667)
Acquisition of assets |  | (68,484)
Proceeds from sale of assets | 2,563,791 | 345,205
Conveyance of property for royalty trust |  | 579,425
Other | 31,015 | 226,253
Net cash provided by (used in) investing activities | 1,766,221 | (9,268)
Cash flows from financing activities |  |
Proceeds from borrowings |  | 0
Repayments of borrowings | 0 |
Proceeds from the issuance of royalty trust units |  | 0
Proceeds from the sale of royalty trust units |  | 0
Distributions to unitholders | 0 | 0
Premium on debt redemption | 0 |
Intercompany borrowings (advances), net | (2,192,164) | 186,706
Cash (paid) received on settlement of financing derivative contracts |  | (45,312)
Other | 5,728 | 0
Net cash (used in) provided by financing activities | (2,186,436) | 141,394
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 457 | 4,782
CASH AND CASH EQUIVALENTS, beginning of year | 922 | 437
CASH AND CASH EQUIVALENTS, end of period | 1,379 | 5,219
Non-Guarantors |  |
Condensed Financial Statements, Captions |  |
Net cash (used in) provided by operating activities | 120,672 | 71,648
Cash flows from investing activities |  |
Capital expenditures for property, plant and equipment | 0 | (31,373)
Acquisition of assets |  | 0
Proceeds from sale of assets | 95 | 1,409
Conveyance of property for royalty trust |  | (587,087)
Other | 37 | 0
Net cash provided by (used in) investing activities | 132 | (617,051)
Cash flows from financing activities |  |
Proceeds from borrowings |  | 0
Repayments of borrowings | 0 |
Proceeds from the issuance of royalty trust units |  | 587,086
Proceeds from the sale of royalty trust units |  | 0
Distributions to unitholders | (144,810) | (118,018)
Premium on debt redemption | 0 |
Intercompany borrowings (advances), net | 10,314 | 82,100
Cash (paid) received on settlement of financing derivative contracts |  | 12,019
Other | 12,615 | (16,029)
Net cash (used in) provided by financing activities | (121,881) | 547,158
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (1,077) | 1,755
CASH AND CASH EQUIVALENTS, beginning of year | 8,616 | 3,229
CASH AND CASH EQUIVALENTS, end of period | 7,539 | 4,984
Eliminations |  |
Condensed Financial Statements, Captions |  |
Net cash (used in) provided by operating activities | 6,175 | 59,942
Cash flows from investing activities |  |
Capital expenditures for property, plant and equipment | 0 | 0
Acquisition of assets |  | 0
Proceeds from sale of assets | 0 | (55,585)
Conveyance of property for royalty trust |  | 7,662
Other | (39,654) | (164,766)
Net cash provided by (used in) investing activities | (39,654) | (212,689)
Cash flows from financing activities |  |
Proceeds from borrowings |  | 0
Repayments of borrowings | 0 |
Proceeds from the issuance of royalty trust units |  | 0
Proceeds from the sale of royalty trust units |  | 123,549
Distributions to unitholders | 46,094 | 41,217
Premium on debt redemption | 0 |
Intercompany borrowings (advances), net | 0 | 0
Cash (paid) received on settlement of financing derivative contracts |  | (12,019)
Other | (12,615) | 0
Net cash (used in) provided by financing activities | 33,479 | 152,747
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 0 | 0
CASH AND CASH EQUIVALENTS, beginning of year | 0 | 0
CASH AND CASH EQUIVALENTS, end of period | $ 0 | $ 0

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- Definition The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 16 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 16 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + 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 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3291-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 20 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 18 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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