BUSINESS COMBINATIONS - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Mar. 01, 2025	Dec. 31, 2024	Dec. 31, 2023
Intangible assets
Goodwill	$ 3,454,107		$ 1,162,636	$ 1,123,976
GCP International
Asset Acquisition [Line Items]
Cash		$ 61,436
Other tangible assets		438,604
Intangible assets
Finite-lived intangible assets		580,500
Indefinite-lived management contracts		749,600
Total intangible assets		1,330,100
Total identifiable assets acquired		1,830,140
Accounts payable, accrued expenses and other liabilities		198,943
Net identifiable assets acquired		1,631,197
Goodwill		2,285,321
Net assets acquired		3,916,518
GCP International | Management contracts
Intangible assets
Finite-lived intangible assets		473,300
GCP International | Client relationships
Intangible assets
Finite-lived intangible assets		$ 107,200