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THE SPIN-OFF, SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND OTHER - Accrued Liabilities (Details) - Accrued liabilities - USD ($)
$ in Millions
Dec. 31, 2016
Dec. 31, 2015
Accrued liabilities    
Derivative liabilities from commodities contracts $ 103 $ 1
Greenhouse gas obligations 89 6
Accrued employee-related costs 91 105
Accrued interest $ 25 $ 39