Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 1,795	$ 3,006
Short-term investments	2,177	2,190
Receivables, less allowance for doubtful accounts (2016-$11; 2015-$18)	1,581	1,128
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2016-$249; 2015-$235)	759	738
Prepaid expenses and other	912	766
Total current assets	7,224	7,828
Operating property and equipment: Owned-
Flight equipment	24,348	23,728
Other property and equipment	4,715	4,542
Operating property and equipment - owned, gross	29,063	28,270
Less-Accumulated depreciation and amortization	(8,743)	(8,339)
Operating property and equipment - owned, net	20,320	19,931
Purchase deposits for flight equipment	866	788
Capital leases-
Flight equipment	1,497	1,527
Other property and equipment	331	332
Operating property and equipment - capital leases, gross	1,828	1,859
Less-Accumulated amortization	(1,008)	(998)
Operating property and equipment - capital leases, net	820	861
Total property, plant, and equipment, net	22,006	21,580
Other assets:
Goodwill	4,523	4,523
Intangibles, less accumulated amortization (2016-$1,167; 2015-$1,144)	4,112	4,136
Deferred income taxes	1,800	2,037
Restricted cash	162	204
Other, net	546	553
Other assets total	11,143	11,453
Total assets	40,373	40,861
Current liabilities:
Advance ticket sales	4,958	3,753
Frequent flyer deferred revenue	2,098	2,117
Accounts payable	2,065	1,869
Accrued salaries and benefits	1,822	2,350
Current maturities of long-term debt	1,295	1,224
Current maturities of capital leases	114	135
Fuel derivative instruments	32	124
Other	996	842
Total current liabilities	13,380	12,414
Long-term debt	9,472	9,673
Long-term obligations under capital leases	725	727
Other liabilities and deferred credits:
Frequent flyer deferred revenue	2,884	2,826
Postretirement benefit liability	1,879	1,882
Pension liability	1,469	1,488
Advanced purchase of miles	871	1,010
Lease fair value adjustment, net	336	359
Other	1,517	1,516
Total Other liabilities and deferred credits	$ 8,956	$ 9,081
Commitments and contingencies
Stockholder's equity:
Preferred stock
Common stock	$ 4	$ 4
Additional capital invested	7,956	7,946
Retained earnings	3,770	3,457
Stock held in treasury, at cost	(3,113)	(1,610)
Accumulated other comprehensive loss	(777)	(831)
Total stockholders' equity	7,840	8,966
Total liabilities and stockholders' equity (deficit)	40,373	40,861
United Airlines, Inc.
Current assets:
Cash and cash equivalents	1,789	3,000
Short-term investments	2,177	2,190
Receivables, less allowance for doubtful accounts (2016-$11; 2015-$18)	1,581	1,128
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2016-$249; 2015-$235)	759	738
Prepaid expenses and other	961	813
Total current assets	7,267	7,869
Operating property and equipment: Owned-
Flight equipment	24,348	23,728
Other property and equipment	4,715	4,542
Operating property and equipment - owned, gross	29,063	28,270
Less-Accumulated depreciation and amortization	(8,743)	(8,339)
Operating property and equipment - owned, net	20,320	19,931
Purchase deposits for flight equipment	866	788
Capital leases-
Flight equipment	1,497	1,527
Other property and equipment	331	332
Operating property and equipment - capital leases, gross	1,828	1,859
Less-Accumulated amortization	(1,008)	(998)
Operating property and equipment - capital leases, net	820	861
Total property, plant, and equipment, net	22,006	21,580
Other assets:
Goodwill	4,523	4,523
Intangibles, less accumulated amortization (2016-$1,167; 2015-$1,144)	4,112	4,136
Deferred income taxes	1,759	1,995
Restricted cash	162	204
Other, net	544	554
Other assets total	11,100	11,412
Total assets	40,373	40,861
Current liabilities:
Advance ticket sales	4,958	3,753
Frequent flyer deferred revenue	2,098	2,117
Accounts payable	2,069	1,874
Accrued salaries and benefits	1,822	2,350
Current maturities of long-term debt	1,295	1,224
Current maturities of capital leases	114	135
Fuel derivative instruments	32	124
Other	996	840
Total current liabilities	13,384	12,417
Long-term debt	9,472	9,673
Long-term obligations under capital leases	725	727
Other liabilities and deferred credits:
Frequent flyer deferred revenue	2,884	2,826
Postretirement benefit liability	1,879	1,882
Pension liability	1,469	1,488
Advanced purchase of miles	871	1,010
Lease fair value adjustment, net	336	359
Other	1,517	1,516
Total Other liabilities and deferred credits	$ 8,956	$ 9,081
Commitments and contingencies
Stockholder's equity:
Additional capital invested	$ 4,648	$ 6,138
Retained earnings	3,987	3,673
Accumulated other comprehensive loss	(777)	(831)
Receivable from related parties	(22)	(17)
Total stockholders' equity	7,836	8,963
Total liabilities and stockholders' equity (deficit)	$ 40,373	$ 40,861