Property, Plant and Equipment, net (Details) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment
Total cost	$ 1,375,300,000	$ 1,303,200,000
Less: accumulated depreciation	(655,600,000)	(599,600,000)
Property, plant and equipment, net	719,700,000	703,600,000
Finance lease obligations	102,400,000	103,100,000
Machinery and equipment
Property, Plant and Equipment
Total cost	1,113,300,000	1,065,500,000
Property, plant and equipment, net	27,700,000	21,300,000
Finance lease obligations	94,500,000	86,000,000
Buildings and leasehold improvements
Property, Plant and Equipment
Total cost	177,200,000	174,000,000.0
Property, plant and equipment, net	26,200,000	28,000,000
Finance lease obligations	29,000,000	29,000,000
Land and land improvements
Property, Plant and Equipment
Total cost	20,400,000	20,000,000.0
Construction in progress
Property, Plant and Equipment
Total cost	64,400,000	43,700,000
Property, plant and equipment, net	$ 0	$ 9,200,000