REPORTABLE SEGMENTS (Details) $ in Millions	3 Months Ended
Mar. 31, 2017 USD ($) segment	Mar. 31, 2016 USD ($)
Segment results
Number of segments \| segment	2
Operating Revenue	$ 474.4	$ 454.2
Operating Income	16.4	34.6
Interest expense, net	(6.3)	(4.9)
Income before Income Taxes	10.1	29.7
Income taxes	(3.1)	(11.6)
Net Income	7.0	18.1
Operating segments
Segment results
Operating Income	16.4	34.6
Intersegment Eliminations
Segment results
Operating Revenue	8.7	1.7
Ocean Transportation \| Operating segments
Segment results
Operating Revenue	370.0	366.1
Operating Income	14.5	33.0
Logistics \| Operating segments
Segment results
Operating Revenue	104.4	88.1
Operating Income	$ 1.9	$ 1.6

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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