v2.4.0.6
CONSOLIDATED STATEMENTS OF INCOME (Unaudited) (USD $)
Share data in Millions, except Per Share data, unless otherwise specified
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Natural gas sales $ 737,000,000 $ 584,000,000
Services 1,561,000,000 761,000,000
Product sales and other 762,000,000 512,000,000
Total Revenues 3,060,000,000 1,857,000,000
Operating Costs, Expenses and Other    
Cost of Sales 970,000,000 580,000,000
Operations and maintenance 419,000,000 306,000,000
Depreciation, Depletion and Amortization 412,000,000 274,000,000
General and Administrative Expense 140,000,000 129,000,000
Taxes, other than income tax 98,000,000 50,000,000
Other expense 1,000,000 2,000,000
Total Operating Costs, Expenses and Other 2,040,000,000 1,341,000,000
Operating Income 1,020,000,000 516,000,000
Other Income (Expense)    
Earnings from equity investments 101,000,000 65,000,000
Amortization of excess cost of equity investments (9,000,000) (2,000,000)
Interest expense, net (402,000,000) (179,000,000)
Gain on sale of investments in Express pipeline system 225,000,000 0
Other, net 2,000,000 1,000,000
Total Other Expense (83,000,000) (115,000,000)
Income from Continuing Operations Before Income Taxes 937,000,000 401,000,000
Income Tax Expense (279,000,000) (96,000,000)
Income from Continuing Operations 658,000,000 305,000,000
Discontinued operations (Notes 1 and 2)    
Income from operations of KMP’s FTC Natural Gas Pipelines disposal group, net of tax 0 50,000,000
Loss on sale and the remeasurement of KMP's FTC Natural Gas Pipelines disposal group to to fair value, net of tax (2,000,000) (428,000,000)
Loss from Discontinued Operations, Net of Tax (2,000,000) (378,000,000)
Net Income (Loss) 656,000,000 (73,000,000)
Net (Income) Loss Attributable to Noncontrolling Interests (364,000,000) 94,000,000
Net Income Attributable to Kinder Morgan, Inc. $ 292,000,000 $ 21,000,000
Diluted Weighted Average Number of Shares    
Dividends Per Common Share Declared (in dollars per share) $ 0.38 $ 0.32
Class P [Member]
    
Earnings Per Share, Basic and Diluted [Abstract]    
Basic and Diluted Earnings Per Common Share From Continuing Operations $ 0.28 $ 0.23
Basic and Diluted Loss Per Common Share From Discontinued Operations $ 0.00 $ (0.20)
Total Basic and Diluted Earnings Per Common Share $ 0.28 $ 0.03
Basic Weighted-Average Number of Shares Outstanding    
Basic weighted average number of shares outstanding (in shares) 1,036 171
Diluted Weighted Average Number of Shares    
Diluted Weighted Average Number of Shares (in shares) 1,038 708
Class A [Member]
    
Earnings Per Share, Basic and Diluted [Abstract]    
Basic and Diluted Earnings Per Common Share From Continuing Operations    $ 0.21
Basic and Diluted Loss Per Common Share From Discontinued Operations    $ (0.20)
Total Basic and Diluted Earnings Per Common Share    $ 0.01
Basic Weighted-Average Number of Shares Outstanding    
Basic weighted average number of shares outstanding (in shares)    536
Diluted Weighted Average Number of Shares    
Diluted Weighted Average Number of Shares (in shares)    536