Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Receivables, allowance for credit losses	$ 28	$ 28
Aircraft fuel, spare, parts and supplies, obsolescence allowance	595	546
Intangibles, accumulated amortization	1,462	1,544
Allowance for credit losses on investments in affiliates and other	$ 695	$ 622
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, authorized (in shares)	1,000,000,000	1,000,000,000
Common shares, outstanding (in shares)	326,926,963	323,810,825
United Airlines, Inc.
Receivables, allowance for credit losses	$ 28	$ 28
Aircraft fuel, spare, parts and supplies, obsolescence allowance	595	546
Intangibles, accumulated amortization	1,462	1,544
Allowance for credit losses on investments in affiliates and other	$ 695	$ 622
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common shares, authorized (in shares)	1,000	1,000
Common shares, issued (in shares)	1,000	1,000
Common shares, outstanding (in shares)	1,000	1,000