CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities
Net loss	$ (100,866)	$ (89,040)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	14,445	14,228
Equity-based compensation	11,538	22,554
Amortization of deferred financing costs and debt discount	915	0
Change in fair value of warrant liability	(125)	(3,631)
Gain on sale of aircraft held for sale	(866)	(1,971)
Other	(146)	(384)
Changes in assets and liabilities:
Accounts receivable	4,118	3,088
Parts and supplies inventories	(10,323)	(277)
Aircraft inventory	4,878	0
Prepaid expenses	(8,540)	(8,747)
Other non-current assets	(8,363)	(25,688)
Accounts payable	(812)	7,599
Accrued expenses	(10,276)	(6,648)
Deferred revenue	(99,760)	(30,406)
Other assets and liabilities	1,701	(1,893)
Net cash used in operating activities	(202,482)	(121,216)
Cash flows from investing activities
Purchases of property and equipment	(8,750)	(66,343)
Purchases of aircraft held for sale	(98)	(51,073)
Proceeds from sale of aircraft held for sale, net	5,697	14,942
Acquisitions of businesses, net of cash acquired	0	(11,530)
Capitalized software development costs	(7,984)	(5,548)
Other	100	0
Net cash used in investing activities	(11,035)	(119,552)
Cash flows from financing activities
Purchase of Shares for Treasury	0	(6,107)
Repayments of long-term debt	(6,752)	0
Net cash used in financing activities	(6,752)	(6,107)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(86)	0
Net decrease in cash, cash equivalents and restricted cash	(220,355)	(246,875)
Cash, cash equivalents and restricted cash, beginning of period	620,153	786,722
Cash, cash equivalents and restricted, cash end of period	399,798	539,847
Supplemental disclosure of cash flow information:
Cash paid for interest	$ 8,100	$ 0