INVESTMENTS - Ownership Carrying Values (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025	Jun. 05, 2025	Aug. 31, 2019	Dec. 31, 2016
Schedule of Equity Method Investments [Line Items]
Carrying Value, Various	$ 4,125	$ 0
Carrying Value	$ 401,803	314,156
Advanced Engine Repair JV
Schedule of Equity Method Investments [Line Items]
Ownership Percentage, Equity method	25.00%			25.00%	25.00%
Carrying Value, Equity method	$ 22,212	22,429
2025 Partnership
Schedule of Equity Method Investments [Line Items]
Ownership Percentage, Equity method	19.00%
Carrying Value, Equity method	$ 365,485	281,740
QuickTurn Europe
Schedule of Equity Method Investments [Line Items]
Ownership Percentage, Equity method	50.00%		50.00%
Carrying Value, Equity method	$ 9,981	$ 9,987