Supplemental Financial Information (Tables)

3 Months Ended

Mar. 31, 2014

Table Text Block [Abstract]

Other Assets

Other assets (in millions)	March 31, 2014		December 31, 2013
Derivative contracts	$	183	$	145
Intangible assets (a)	372		166
Non-current investments	37		44
Other	180		175
Other assets	$	772	$	530

Schedule of Accounts Payable

Accounts payable (in millions)	March 31, 2014		December 31, 2013
Accounts payable trade	$	187	$	189
Salaries payable	150		156
Taxes payable	218		146
Aircraft maintenance payable	336		331
Fuel payable	100		102
Other payable	308		323
Accounts payable	$	1,299	$	1,247

Accrued Liabilities

Accrued liabilities (in millions)	March 31, 2014		December 31, 2013
Profitsharing and savings plans	$	267	$	244
Aircraft and other lease related obligations	109		173
Vacation pay	282		278
Health	71		73
Derivative contracts	—		12
Workers compensation	162		161
Accrued taxes	60		65
Other	217		223
Accrued liabilities	$	1,168	$	1,229

Other Noncurrent Liabilities

Other noncurrent liabilities (in millions)	March 31, 2014		December 31, 2013
Postretirement obligation	$	140	$	138
Non-current lease-related obligations	266		290
Other deferred compensation	156		163
Deferred gains from sale and leaseback of aircraft	62		65
Derivative contracts	41		45
Other	61		70
Other noncurrent liabilities	$	726	$	771