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Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Supplemental Cash Flow Information [Abstract]    
Cash payments for interest, net of amounts capitalized $ 326 $ 318
Net cash payments for income taxes 65 52
Acquisition of subsidiary common stock included in accrued expenses and other liabilities 51 0
Investment in subsidiaries prior to acquiring a controlling interest 0 286
LP unit issuance for remaining 25% interest in ARL 0 35
Capital expenditures included in accounts payable, accrued expenses and other liabilities 66 53
Subsidiary common unit issuance for acquisition of CVR Nitrogen $ 0 $ 336