v2.4.0.6

Guarantee of Securities of Subsidiaries Income Statement (Details) (USD $) | 3 Months Ended
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Mar. 31, 2013 | Mar. 31, 2012
Guarantor Obligations [Line Items] |  |
Total Revenues | $ 3,060,000,000 | $ 1,857,000,000
Cost of Sales | 970,000,000 | 580,000,000
Depreciation, Depletion and Amortization | 412,000,000 | 274,000,000
Other Cost and Expense, Operating | 1,000,000 | 2,000,000
Taxes, Miscellaneous | 98,000,000 | 50,000,000
Costs and Expenses | 2,040,000,000 | 1,341,000,000
Operating Income (Loss) | 1,020,000,000 | 516,000,000
Earnings from equity investments | 101,000,000 | 65,000,000
Other Nonoperating Income (Expense) | 2,000,000 | 1,000,000
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 937,000,000 | 401,000,000
Income Tax Expense (Benefit) | (279,000,000) | (96,000,000)
Income from Continuing Operations | 658,000,000 | 305,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | (2,000,000) | (378,000,000)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 656,000,000 | (73,000,000)
Net Income (Loss) Attributable to Noncontrolling Interest | (364,000,000) | 94,000,000
Net Income (loss) attributable to KMI | 292,000,000 | 21,000,000
Parent Company [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | 9,000,000 | 9,000,000
Cost of Sales | 0 | 0
Depreciation, Depletion and Amortization | 0 | 0
Operations, maintenance, general and administrative, and other expenses | 3,000,000 | 22,000,000
Costs and Expenses | 3,000,000 | 22,000,000
Operating Income (Loss) | 6,000,000 | (13,000,000)
Earnings from equity investments | 339,000,000 | 58,000,000
Other Depreciation and Amortization | 0 | 1,000,000
Interest Income (Expense), Net | (65,000,000) | (48,000,000)
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 280,000,000 | (2,000,000)
Income Tax Expense (Benefit) | 12,000,000 | 23,000,000
Income from Continuing Operations | 292,000,000 | 21,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 292,000,000 | 21,000,000
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0
Net Income (loss) attributable to KMI | 292,000,000 | 21,000,000
Guarantor Subsidiaries [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | 0 | 0
Cost of Sales | 0 | 0
Depreciation, Depletion and Amortization | 0 | 0
Operations, maintenance, general and administrative, and other expenses | 0 | 0
Costs and Expenses | 0 | 0
Operating Income (Loss) | 0 | 0
Earnings from equity investments | 61,000,000 | 0
Other Depreciation and Amortization | 0 | 0
Interest Income (Expense), Net | 0 | 0
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 61,000,000 | 0
Income Tax Expense (Benefit) | 0 | 0
Income from Continuing Operations | 61,000,000 | 0
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 61,000,000 | 0
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0
Net Income (loss) attributable to KMI | 61,000,000 | 0
Subsidiary Issuer [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | 0 | 0
Cost of Sales | 0 | 0
Depreciation, Depletion and Amortization | 0 | 0
Operations, maintenance, general and administrative, and other expenses | 0 | 0
Costs and Expenses | 0 | 0
Operating Income (Loss) | 0 | 0
Earnings from equity investments | 167,000,000 | 0
Other Depreciation and Amortization | 0 | 0
Interest Income (Expense), Net | (106,000,000) | 0
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 61,000,000 | 0
Income Tax Expense (Benefit) | 0 | 0
Income from Continuing Operations | 61,000,000 | 0
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 61,000,000 | 0
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0
Net Income (loss) attributable to KMI | 61,000,000 | 0
Non-Guarantor Subsidiaries [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | 3,058,000,000 | 1,848,000,000
Cost of Sales | 970,000,000 | 580,000,000
Depreciation, Depletion and Amortization | 412,000,000 | 274,000,000
Operations, maintenance, general and administrative, and other expenses | 662,000,000 | 465,000,000
Costs and Expenses | 2,044,000,000 | 1,319,000,000
Operating Income (Loss) | 1,014,000,000 | 529,000,000
Earnings from equity investments | 77,000,000 | 72,000,000
Other Depreciation and Amortization | 218,000,000 | (2,000,000)
Interest Income (Expense), Net | (231,000,000) | (131,000,000)
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 1,078,000,000 | 468,000,000
Income Tax Expense (Benefit) | (291,000,000) | (119,000,000)
Income from Continuing Operations | 787,000,000 | 349,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | (2,000,000) | (378,000,000)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 785,000,000 | (29,000,000)
Net Income (Loss) Attributable to Noncontrolling Interest | (364,000,000) | 94,000,000
Net Income (loss) attributable to KMI | 421,000,000 | 65,000,000
Consolidation, Eliminations [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | (7,000,000) | 0
Cost of Sales | 0 | 0
Depreciation, Depletion and Amortization | 0 | 0
Operations, maintenance, general and administrative, and other expenses | (7,000,000) | 0
Costs and Expenses | (7,000,000) | 0
Operating Income (Loss) | 0 | 0
Earnings from equity investments | (543,000,000) | (65,000,000)
Other Depreciation and Amortization | 0 | 0
Interest Income (Expense), Net | 0 | 0
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | (543,000,000) | (65,000,000)
Income Tax Expense (Benefit) | 0 | 0
Income from Continuing Operations | (543,000,000) | (65,000,000)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | 0 | 0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | (543,000,000) | (65,000,000)
Net Income (Loss) Attributable to Noncontrolling Interest | 0 | 0
Net Income (loss) attributable to KMI | (543,000,000) | (65,000,000)
Consolidated Entity Excluding Variable Interest Entities (VIE) [Member] |  |
Guarantor Obligations [Line Items] |  |
Total Revenues | 3,060,000,000 | 1,857,000,000
Cost of Sales | 970,000,000 | 580,000,000
Depreciation, Depletion and Amortization | 412,000,000 | 274,000,000
Operations, maintenance, general and administrative, and other expenses | 658,000,000 | 487,000,000
Costs and Expenses | 2,040,000,000 | 1,341,000,000
Operating Income (Loss) | 1,020,000,000 | 516,000,000
Earnings from equity investments | 101,000,000 | 65,000,000
Other Depreciation and Amortization | 218,000,000 | (1,000,000)
Interest Income (Expense), Net | (402,000,000) | (179,000,000)
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | 937,000,000 | 401,000,000
Income Tax Expense (Benefit) | (279,000,000) | (96,000,000)
Income from Continuing Operations | 658,000,000 | 305,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest | (2,000,000) | (378,000,000)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | 656,000,000 | (73,000,000)
Net Income (Loss) Attributable to Noncontrolling Interest | (364,000,000) | 94,000,000
Net Income (loss) attributable to KMI | $ 292,000,000 | $ 21,000,000

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