GOODWILL AND INTANGIBLES - INTANGIBLE ASSETS NET (Details) - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Finite-lived Intangible Assets
Net Amount	$ 211.2	$ 214.0
Trade Names
Finite-lived Intangible Assets
Indefinite-Lived intangible asset	27.3	27.3
Customer Relationships.
Finite-lived Intangible Assets
Total	230.7	230.7
Less: Accumulated Amortization	(46.8)	(44.0)
Net Amount	183.9	186.7
Ocean Transportation | Customer Relationships.
Finite-lived Intangible Assets
Total	140.6	140.6
Logistics | Customer Relationships.
Finite-lived Intangible Assets
Total	$ 90.1	$ 90.1