SEGMENT INFORMATION - Schedule of Operating Revenues by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	$ 707,949	$ 621,157	$ 1,387,914	$ 1,213,375
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	323,429	284,008	634,463	549,960
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	290,443	256,434	571,118	494,850
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	32,986	27,574	63,345	55,110
Total EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	273,523	239,543	538,500	469,522
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	116,245	99,692	229,538	191,352
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	157,278	139,851	308,962	278,170
Total Asia & Australia
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	110,997	97,606	214,951	193,893
Japan
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	28,971	24,285	55,544	50,302
Other
Revenues from External Customers and Long-Lived Assets [Line Items]
Operating revenues	$ 82,026	$ 73,321	$ 159,407	$ 143,591