PROPERTY AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2020

PROPERTY AND EQUIPMENT

Schedule of property and equipment

	As of December 31, 2020						As of December 31, 2019
			Accumulated						Accumulated
(In millions)	Cost		Depreciation		Net Book Value		Cost		Depreciation		Net Book Value
Vessels	$	2,191.6	$	785.5	$	1,406.1	$	1,653.5	$	818.5	$	835.0
Containers and equipment		572.3		391.8		180.5		544.5		378.8		165.7
Terminal facilities and other property		119.8		45.1		74.7		114.4		41.3		73.1
Vessel construction in progress		—		—		—		488.9		—		488.9
Other construction in progress		28.6		—		28.6		35.4		—		35.4
Total	$	2,912.3	$	1,222.4	$	1,689.9	$	2,836.7	$	1,238.6	$	1,598.1

Schedule of depreciation expense

	Years Ended December 31,
(In millions)	2020		2019		2018
Depreciation expense	$	97.1	$	86.3	$	80.5