Supplemental Financial Information (Tables)

3 Months Ended

Mar. 31, 2016

Table Text Block [Abstract]

Other Assets

(in millions)	March 31, 2016		December 31, 2015
Intangible assets	$	460	$	464
Non-current investments	41		40
Other	232		213
Other assets	$	733	$	717

Schedule of Accounts Payable

(in millions)	March 31, 2016		December 31, 2015
Accounts payable trade	$	191	$	178
Salaries payable	171		173
Taxes payable	246		179
Aircraft maintenance payable	75		168
Fuel payable	49		48
Other payables	421		442
Accounts payable	$	1,153	$	1,188

Accrued Liabilities

(in millions)	March 31, 2016		December 31, 2015
ProfitSharing and savings plans	$	798	$	655
Aircraft and other lease related obligations	50		74
Vacation pay	314		309
Accrued union bonuses	244		329
Health	80		86
Derivative contracts	358		643
Workers compensation	191		187
Property and income taxes	232		62
Other	205		246
Accrued liabilities	$	2,472	$	2,591

Other Noncurrent Liabilities

(in millions)	March 31, 2016		December 31, 2015
Postretirement obligation	$	206	$	201
Non-current lease-related obligations	155		165
Other deferred compensation	168		179
Deferred gains from sale and leaseback of aircraft	40		43
Derivative contracts	46		74
Other	88		98
Other noncurrent liabilities	$	703	$	760