Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Accounts receivable, allowance for credit loss	$ 14.1	$ 15.0
Preferred stock par value (USD per share)	$ 0.0001	$ 0.0001
Preferred stock shares authorized (in shares)	5,000,000	5,000,000
Preferred stock shares issued (in shares)	0	0
Preferred stock shares outstanding (in shares)	0	0
Common stock par value (USD per share)	$ 0.0001	$ 0.0001
Common stock shares authorized (in shares)	700,000,000	700,000,000
Common stock shares issued (in shares)	375,801,857	342,024,612
Common stock shares outstanding (in shares)	375,801,857	342,024,612

Amount of allowance for credit loss on accounts receivable.

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