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Fair Value (Tables)

6 Months Ended

Jun. 30, 2023

Fair Value Disclosures [Abstract]

Fair value, by balance sheet grouping

The following is a listing of our assets and liabilities required to be measured at fair value on a recurring basis and where they are classified within the fair value hierarchy as of June 30, 2023 and December 31, 2022 (in millions):

			June 30, 2023
			Level 1						Level 2						Level 3						Total
Assets
Cash equivalents			$	645					$	—					$	—					$	645
Available-for-sale investment securities			—						154						13						167
Aircraft fuel derivatives			—						3						—						3

			December 31, 2022
			Level 1						Level 2						Level 3						Total
Assets
Cash equivalents			$	665					$	—					$	—					$	665
Available-for-sale investment securities			—						324						13						337
Equity investment securities			8						—						—						8
Aircraft fuel derivatives			—						3						—						3

Debt Securities, Held-to-Maturity

The carrying value and estimated fair value of our held-to-maturity investment securities, were as follows (in millions):

			June 30, 2023									December 31, 2022
			Carrying Value			Fair Value						Carrying Value			Fair Value
Held-to-maturity investment securities			$	207		$	200					$	177		$	170

X

- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

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- Definition

Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity).

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