v2.4.0.8
Acquisitions and Divestitures Other (Details) (USD $)
0 Months Ended 3 Months Ended 0 Months Ended 0 Months Ended
May 03, 2013
Kinder Morgan Energy Partners, L.P. [Member]
Copano Energy LLC [Member]
May 01, 2013
Kinder Morgan Energy Partners, L.P. [Member]
Copano Energy LLC [Member]
Mar. 31, 2013
Kinder Morgan, Inc. [Member]
Copano Energy LLC [Member]
May 03, 2013
Common Units [Member]
Kinder Morgan Energy Partners, L.P. [Member]
Copano Energy LLC [Member]
May 01, 2013
Common Units [Member]
Kinder Morgan Energy Partners, L.P. [Member]
Copano Energy LLC [Member]
Jun. 02, 2013
Legado Resources [Member]
Kinder Morgan Energy Partners, L.P. [Member]
Goldsmith-Landreth Field Unit [Member]
May 31, 2013
Legado Resources [Member]
Kinder Morgan Energy Partners, L.P. [Member]
Goldsmith-Landreth Field Unit [Member]
Business Acquisition [Line Items]              
Business Combination, Consideration Transferred $ 5,200,000,000            
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Percent of Transaction Unit for Unit   100.00%          
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable,Unit for Unit Exchange Ratio         0.4563    
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares       43,371,210      
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable       3,733,000,000      
Business Acquisition, Share Price         $ 86.08    
Deferred Tax Liabilities, Goodwill     (260,000,000)        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment             298,000,000
Payments to Acquire Businesses, Gross           280,000,000  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities             18,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Long-Term Asset Retirement Obligations             $ 12,000,000