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RELATED PARTY TRANSACTIONS (NARRATIVE) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Related Party Transaction [Line Items]
Accounts Payable, Current	$ 71,623		$ 71,623		$ 84,180
Revenue from Contract with Customer, Excluding Assessed Tax	513,571	$ 534,085	1,047,799	$ 1,110,723
Affiliated Entity [Member] | Avion and Airmax [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Purchases from Related Party			300	200
Accounts Payable, Current	$ 138		$ 138
Affiliated Entity [Member] | Willis Towers Watson [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Purchases from Related Party				$ 1,500
Chief Executive Officer [Member] | Avion and Airmax [Member]
Related Party Transaction [Line Items]
Equity Method Investment, Ownership Percentage	100.00%		100.00%

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