Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2021

Fair Value Disclosures [Abstract]

Schedule of Carrying Values and Estimated Fair Values of Debt Instruments

The carrying amounts and estimated fair values of the Company’s debt are as follows (in millions):

	December 31, 2021				December 31, 2020
	Carrying Value		Estimated Fair Value		Carrying Value		Estimated Fair Value
Secured debt:
Pre-delivery credit facility	$	174	$	175	$	141	$	139
Treasury Loan	150		156		150		148
Floating rate building note	18		19		18		18
Unsecured debt:
PSP Promissory Note	66		58		33		25
Affinity card advance purchase of mileage credits	15		14		15		11
Total debt	$	423	$	422	$	357	$	341

Schedule of Fair Value of Assets and Liabilities Measured at Fair Value on a Recurring Basis

The tables below present disclosures about the fair value of assets and liabilities measured at fair value on a recurring basis in the Company’s consolidated financial statements (in millions):

	Fair Value Measurements as of December 31, 2021
	Total		Level 1		Level 2		Level 3
Cash and cash equivalents	$	918	$	918	$	—	$	—

	Fair Value Measurements as of December 31, 2020
	Total		Level 1		Level 2		Level 3
Cash and cash equivalents	$	378	$	378	$	—	$	—
Warrants	$	18	$	—	$	—	$	18