Property, Plant And Equipment

12 Months Ended

Dec. 31, 2023

Property, Plant And Equipment

Property, Plant and Equipment

NOTE 14—PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following:

	Estimated Useful	December 31,
	Lives (Years)	2023		2022
Land	N/A	$	80.9	$	78.8
Land and waterway improvements	1 - 20		22.1		21.6
Buildings	10 - 50		139.4		138.7
Machinery and equipment	3 - 10		958.4		884.9
Leasehold interests	9 - 40		45.9		36.4
Other property (1)	1 - 20		93.5		103.0
Construction in process	N/A		81.7		96.5
Property, plant and equipment			1,421.9		1,359.9
Less: accumulated depreciation			(778.2)		(668.8)
Property, plant and equipment, net		$	643.7	$	691.1

(1) Amount as of December 31, 2023, includes the asset retirement cost corresponding to the asset retirement obligation as described in Note 20.

	Year Ended
	December 31,
	2023		2022		2021
Depreciation expense	$	118.9	$	136.5	$	87.5
Capitalized interest	$	3.8	$	3.7	$	1.7