LEASES - LEASE TERM (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Lessee, Lease, Description [Line Items]
Retained earnings	$ 2,089.7	$ 1,986.2
Real estate and terminal leases
Lessee, Lease, Description [Line Items]
Base term	50 years
Vessel and barge charter leases
Lessee, Lease, Description [Line Items]
Base term	4 years
Operations equipment and other leases
Lessee, Lease, Description [Line Items]
Base term	14 years