Discontinued Operations - Schedule of Major Classes of Assets and Liabilities from Discontinued Operations (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Current assets
Current assets held for sale	$ 234.1	$ 220.5
Current liabilities
Current liabilities held for sale	41.5	44.9
Engineered Materials | Discontinued Operations, Held-for-sale
Current assets
Accounts receivable, net	20.7	10.6
Inventories, net	10.9	8.2
Other current assets	0.8	0.6
Current assets held for sale	32.4	19.4
Long-term assets
Property, plant and equipment, net	28.8	28.3
Other assets	0.4	0.3
Intangible assets, net	1.2	1.2
Goodwill	171.3	171.3
Long-term assets held for sale	201.7	201.1
Assets held for sale	234.1	220.5
Current liabilities
Accounts payable	28.9	27.0
Accrued liabilities	6.7	12.0
Current liabilities held for sale	35.6	39.0
Long-term liabilities
Long-term deferred tax liability	5.8	5.8
Other liabilities	0.1	0.1
Long-term liabilities held for sale	5.9	5.9
Liabilities held for sale	$ 41.5	$ 44.9