SIGNIFICANT ACCOUNTING POLICIES - RECOGNITION OF REVENUES AND EXPENSES (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Total	$ 3,421.8	$ 3,094.6	$ 4,343.0
Ocean Transportation
Ocean Transportation services	2,762.0	2,420.8	3,508.0
Terminal and other related services	32.0	36.9	18.5
Fuel sales	12.4	12.3	11.3
Vessel management and related services	3.3	7.0	6.8
Total	$ 2,809.7	$ 2,477.0	$ 3,544.6
Percentage of ocean transportation revenues and fuel sales denominated in foreign currency	3.00%	3.00%	3.00%
Logistics
Transportation Brokerage and Freight Forwarding services	$ 538.1	$ 546.8	$ 695.1
Warehousing services	40.0	42.5	53.5
Supply Chain Management services	34.0	28.3	49.8
Total	$ 612.1	$ 617.6	$ 798.4
Percentage of transportation brokerage and freight forwarding services revenue denominated in foreign currency	3.00%	3.00%	3.00%