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Accounts Receivable, Net - Schedule of Accounts Receivable Net (Detail) - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Receivables [Abstract] |  |
Customer receivables | $ 767.5 | $ 572.6
Other current receivables | 12.3 | 8.4
Total accounts receivable | 779.8 | 581.0
Less: allowance for estimated credit losses | (5.8) | (5.9)
Accounts receivable, net | $ 774.0 | $ 575.1

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