Inventories Schedule of Inventory (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Inventory, Gross [Abstract]
Raw materials and supplies	$ 213.6	$ 160.3
Work-in-process	941.1	829.6
Finished goods	111.9	121.8
Total inventories at current cost	1,266.6	1,111.7
Inventory valuation reserves	(70.9)	(65.4)
Total inventories, net	$ 1,195.7	$ 1,046.3

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(6))
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-Publisher FASB
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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount of valuation reserve for inventory.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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