Property, Plant and Equipment, Net (Tables)

12 Months Ended

Dec. 31, 2020

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment, Net

Depreciation for property, plant and equipment, other than land and construction in progress, is based upon the following estimated useful lives using the straight-line method:

Building and building improvements	20 to 39 years
Leasehold improvements	Lesser of lease term or useful life of asset
Machinery and equipment	2 to 15 years
Furniture and fixtures	3 to 5 years

Property, plant and equipment at cost and accumulated depreciation were as follows: 

	As of December 31,
(in millions)	2020		2019
Land	$	2.5	$	2.5
Building and building improvements	147.3		116.9
Machinery and equipment	318.7		194.8
Furniture and fixtures	14.8		12.7
Leasehold improvements	4.4		1.6
Construction in process	119.6		161.5
Total property, plant and equipment	607.3		490.0
Less: accumulated depreciation	(128.6)		(90.6)
Property, plant and equipment, net	$	478.7	$	399.4