Revenue from Contracts with Customers - Contract Balances (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Contract with Customer, Asset and Liability [Abstract]
Accounts receivable, net	$ 966.6	$ 459.1
Contract assets	60.5	29.0
Contract liabilities	$ 176.5	$ 51.7

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant