Property, Plant and Equipment, Net

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment, Net

PROPERTY, PLANT AND EQUIPMENT, NET

				Year Ended December 31,
	Useful Lives (years)			2021		2020
Land				$	77.6	$	81.5
Buildings and improvements	5	-	25	515.0		545.1
Machinery and equipment	3	-	25	1,341.8		1,376.6
Software	5	-	15	185.3		119.9
Other	3	-	20	73.8		72.6
Construction in progress				105.9		122.2
Total				2,299.4		2,317.9
Accumulated depreciation				(1,113.2)		(1,123.4)
Property, plant and equipment, net				$	1,186.2	$	1,194.5

Depreciation expense amounted to $127.7 million, $137.2 million and $169.9 million for the years ended December 31, 2021, 2020 and 2019, respectively.

We capitalized interest of $2.2 million, $2.0 million and $2.0 million for the years ended December 31, 2021, 2020 and 2019, respectively.

During May 2021, approximately $55.0 million of capitalized project costs related to an enterprise resource planning system, previously classified as construction in progress, were placed in service and depreciation was initiated. The majority of the costs will be depreciated over a 15-year useful life and is classified as software in the table above.