CONDENSED CONSOLIDATED BALANCE SHEET (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Current assets
Trade receivables, allowance (in dollars)	$ 9.0	$ 9.7
Stockholders’ equity
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common authorized (in shares)	300,000,000.0	300,000,000.0
Common issued (in shares)	84,000,000.0	83,400,000
Treasury stock (in shares)	17,100,000	14,200,000

Amount of allowance for credit loss on accounts receivable, classified as current.

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