Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 9,605	$ 7,166
Short-term investments	9,533	9,248
Restricted cash	38	45
Receivables, less allowance for credit losses (2023 — $15; 2022 — $11)	2,004	1,801
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2023 — $648; 2022 — $610)	1,290	1,109
Prepaid expenses and other	836	689
Total current assets	23,306	20,058
Operating property and equipment:
Flight equipment	45,784	42,775
Other property and equipment	9,822	9,334
Purchase deposits for flight equipment	3,102	2,820
Total operating property and equipment	58,708	54,929
Less — Accumulated depreciation and amortization	(21,580)	(20,481)
Total operating property and equipment, net	37,128	34,448
Operating lease right-of-use assets	3,995	3,889
Other assets:
Goodwill	4,527	4,527
Intangibles, less accumulated amortization (2023 — $1,477; 2022 — $1,472)	2,744	2,762
Restricted cash	238	210
Deferred income taxes	0	91
Investments in affiliates and other, less allowance for credit losses (2023 — $21; 2022 — $21)	1,403	1,373
Total other assets	8,912	8,963
Total assets	73,341	67,358
Current liabilities:
Accounts payable	4,172	3,395
Accrued salaries and benefits	3,223	1,971
Advance ticket sales	10,102	7,555
Frequent flyer deferred revenue	2,841	2,693
Current maturities of long-term debt	3,580	2,911
Current maturities of operating leases	571	561
Current maturities of finance leases	225	104
Current maturities of other financial liabilities	35	23
Other	826	779
Total current liabilities	25,575	19,992
Long-term debt	26,713	28,283
Long-term obligations under operating leases	4,607	4,459
Long-term obligations under finance leases	145	115
Other liabilities and deferred credits:
Frequent flyer deferred revenue	4,183	3,982
Pension liability	804	747
Postretirement benefit liability	641	671
Deferred income taxes	133	0
Other financial liabilities	1,468	844
Other	1,367	1,369
Total other liabilities and deferred credits	8,596	7,613
Commitments and contingencies
Stockholders' equity:
Preferred stock	0	0
Common stock at par, $0.01 par value; authorized 1,000,000,000 shares; outstanding 327,979,189 and 326,930,321 shares at June 30, 2023 and December 31, 2022, respectively	4	4
Additional capital invested	8,945	8,986
Stock held in treasury, at cost	(3,442)	(3,534)
Retained earnings	2,095	1,265
Accumulated other comprehensive income	103	175
Total stockholders' equity	7,705	6,896
Total liabilities and stockholders' equity	$ 73,341	$ 67,358