XML 28 R50.htm IDEA: XBRL DOCUMENT v3.20.1
DERIVATIVES - Fair Value (Details) - Commodity Contracts - USD ($)
$ in Millions
Mar. 31, 2020
Dec. 31, 2019
Fair Value of Derivatives    
Total derivatives $ 0 $ 0
Other current assets, net    
Fair Value of Derivatives    
Gross Amounts Offset in the Balance Sheet 0 (10)
Other assets    
Fair Value of Derivatives    
Gross Amounts Offset in the Balance Sheet 0 0
Accrued liabilities    
Fair Value of Derivatives    
Gross Amounts Offset in the Balance Sheet 0 10
Gross Amounts Recognized at Fair Value    
Fair Value of Derivatives    
Total derivatives 17 35
Gross Amounts Recognized at Fair Value | Other current assets, net    
Fair Value of Derivatives    
Gross Amounts Recognized at Fair Value 15 49
Gross Amounts Recognized at Fair Value | Other assets    
Fair Value of Derivatives    
Gross Amounts Recognized at Fair Value 2 1
Gross Amounts Recognized at Fair Value | Accrued liabilities    
Fair Value of Derivatives    
Gross Amounts Recognized at Fair Value 0 (15)
Net Fair Value Presented in the Balance Sheet    
Fair Value of Derivatives    
Total derivatives 17 35
Net Fair Value Presented in the Balance Sheet | Other current assets, net    
Fair Value of Derivatives    
Net Fair Value Presented in the Balance Sheet 15 39
Net Fair Value Presented in the Balance Sheet | Other assets    
Fair Value of Derivatives    
Net Fair Value Presented in the Balance Sheet 2 1
Net Fair Value Presented in the Balance Sheet | Accrued liabilities    
Fair Value of Derivatives    
Net Fair Value Presented in the Balance Sheet $ 0 $ (5)