LEASES (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Future minimum payments under operating leases
2019	$ 68.3
2020	59.2
2021	44.8
2022	34.7
2023	30.5
Thereafter	83.6
Total minimum lease payments	321.1
Costs And Expenses
Leases
Rent expense	$ 141.9	$ 128.7	$ 119.6
Real estate and terminal leases
Leases
Estimated maximum terms	65 years
Real estate and terminal leases | Costs And Expenses
Leases
Rent expense	$ 25.6	26.4	25.4
Vessel charter leases
Leases
Estimated maximum terms	10 years
Vessel charter leases | Costs And Expenses
Leases
Rent expense	$ 21.4	21.4	16.4
Operations equipment and other leases
Leases
Estimated maximum terms	8 years
Operations equipment and other leases | Costs And Expenses
Leases
Rent expense	$ 26.8	26.0	27.9
Non-lease rental expense | Costs And Expenses
Leases
Rent expense	$ 68.1	$ 54.9	$ 49.9