Supplemental Financial Information (Tables)

9 Months Ended

Sep. 30, 2018



(in millions)	September 30, 2018		December 31, 2017
Derivative contracts	$	333	$	136
Intangible assets, net	403		413
Capital lease receivable	65		76
Non-current prepaid maintenance	57		5
Other	174		156
Other assets	$	1,032	$	786

Schedule of Accounts Payable



(in millions)	September 30, 2018		December 31, 2017
Accounts payable trade	$	266	$	186
Salaries payable	183		201
Taxes payable	196		203
Aircraft maintenance payable	65		38
Fuel payable	108		123
Other payables	406		569
Accounts payable	$	1,224	$	1,320

Accrued Liabilities



(in millions)	September 30, 2018		December 31, 2017
ProfitSharing and savings plans	$	432	$	579
Aircraft and other lease related obligations	38		40
Permanently grounded aircraft liability (a)	—		34
Vacation pay	392		365
Health	96		100
Workers compensation	166		172
Property and income taxes	61		57
Other	332		353
Accrued liabilities	$	1,517	$	1,700

Other Noncurrent Liabilities



(in millions)	September 30, 2018		December 31, 2017
Postretirement obligation	$	294	$	275
Non-current lease-related obligations	56		85
Permanently grounded aircraft liability (a)	—		13
Other deferred compensation	260		237
Derivative contracts	22		21
Other	116		76
Other noncurrent liabilities	$	748	$	707

(a) These amounts represent the current and noncurrent portion of the Company's cease-use liability recorded as a result of the Company grounding its remaining leased Boeing 737-300 aircraft in 2017. The decrease was primarily related to