GOODWILL AND OTHER INTANGIBLE ASSETS - Summary of Allocation of Acquisition Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Acquired Finite Lived Intangible Assets
Goodwill	$ 2,532,109	$ 2,489,308	$ 2,359,674
Amortizable intangibles, Gross Carrying Amount	1,532,211	1,497,012
Amortizable intangibles, Accumulated Amortization	603,341	494,848
Customer related intangibles
Acquired Finite Lived Intangible Assets
Amortizable intangibles, Gross Carrying Amount	$ 1,015,919	$ 990,545
Amortizable intangibles, Weighted Average Amortization Period	18 years	20 years
Amortizable intangibles, Accumulated Amortization	$ 263,672	$ 209,501
Acquired software
Acquired Finite Lived Intangible Assets
Amortizable intangibles, Gross Carrying Amount	$ 466,253	$ 456,137
Amortizable intangibles, Weighted Average Amortization Period	7 years	5 years
Amortizable intangibles, Accumulated Amortization	$ 296,704	$ 260,642
Trade names
Acquired Finite Lived Intangible Assets
Amortizable intangibles, Gross Carrying Amount	$ 45,002	$ 45,293
Amortizable intangibles, Weighted Average Amortization Period	7 years	5 years
Amortizable intangibles, Accumulated Amortization	$ 38,838	$ 21,059
Leases acquired
Acquired Finite Lived Intangible Assets
Amortizable intangibles, Gross Carrying Amount	$ 5,037	$ 5,037
Amortizable intangibles, Weighted Average Amortization Period	9 years	9 years
Amortizable intangibles, Accumulated Amortization	$ 4,127	$ 3,646