XML 46 R30.htm IDEA: XBRL DOCUMENT v3.5.0.2
Financial Derivative Instruments - Offsetting of Derivative Liabilities (Details) - USD ($)
$ in Millions
Sep. 30, 2016
Dec. 31, 2015
Other Noncurrent Liabilities    
Offsetting Liabilities [Line Items]    
Liability derivative contracts, net $ 1 $ 74
Fuel derivatives | Prepaid expenses and other current assets    
Offsetting Liabilities [Line Items]    
Gross amounts of recognized liabilities 13 26
Gross asset amounts offset in the Balance Sheet (13) (26)
Liability derivative contracts, net [1] 0 0
Fuel derivatives | Other Assets    
Offsetting Liabilities [Line Items]    
Gross amounts of recognized liabilities 9 0
Gross asset amounts offset in the Balance Sheet (9) 0
Liability derivative contracts, net [1] 0 0
Fuel derivatives | Accrued Liabilities    
Offsetting Liabilities [Line Items]    
Gross amounts of recognized liabilities 1,039 2,380
Gross asset amounts offset in the Balance Sheet (885) (1,737)
Liability derivative contracts, net [1] 154 643
Fuel derivatives | Other Noncurrent Liabilities    
Offsetting Liabilities [Line Items]    
Gross amounts of recognized liabilities 273 1,010
Gross asset amounts offset in the Balance Sheet (273) (985)
Liability derivative contracts, net [1] 0 25
Interest rate derivatives | Other Noncurrent Liabilities    
Offsetting Liabilities [Line Items]    
Gross amounts of recognized liabilities 36 49
Gross asset amounts offset in the Balance Sheet 0 0
Liability derivative contracts, net [1] $ 36 $ 49
[1] The net amounts of derivative assets and liabilities are reconciled to the individual line item amounts presented in the unaudited Condensed Consolidated Balance Sheet in Note 5.