SEGMENTS - HOLDINGS - Selected Financial Information by Reportable Operating Segment (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenue		$ 3,066.7	$ 2,454.7	$ 1,510.5
Adjusted EBITDA	[1]	594.1	336.5	80.0
Total capital expenditures		149.5	110.7	95.5
U.S. Operating Segment
Segment Reporting Information [Line Items]
Revenue	[2],[3]	2,415.3	1,970.2	1,293.6
International Operating Segment
Segment Reporting Information [Line Items]
Revenue		651.4	484.5	216.9
Operating Segments | U.S. Operating Segment
Segment Reporting Information [Line Items]
Revenue		2,428.1	1,977.9	1,296.3
Adjusted EBITDA	[1]	463.9	255.7	84.2
Total capital expenditures		111.5	87.2	78.3
Operating Segments | International Operating Segment
Segment Reporting Information [Line Items]
Revenue		651.4	484.5	216.9
Adjusted EBITDA	[1]	130.2	80.8	(4.2)
Total capital expenditures		38.0	23.5	17.2
Eliminations
Segment Reporting Information [Line Items]
Revenue		$ (12.8)	$ (7.7)	$ (2.7)

[1] Distributions from equity investees are reported entirely within the U.S. operating segment

[2] U.S. segment revenues exclude intercompany transactions with the international operating segment. See Note 22 for additional information on intercompany eliminations.

[3] U.S. segment revenues exclude intercompany transactions with the international operating segment. See Note 22 for additional information on intercompany eliminations