CONSOLIDATED BALANCE SHEET Unaudited (Parentheticals) - USD ($) shares in Millions, $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Accounts Receivable [Abstract]
Accounts receivable, less allowance	$ 1.9	$ 1.7
Common Stock [Abstract]
Common stock, shares authorized (in shares)	80.0	80.0
Common stock, shares issued (in shares)	58.0	57.9
Common stock, shares outstanding (in shares)	58.0	57.9

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

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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