Consolidated Balance Sheets (unaudited) (Parenthetical) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Assets | ||
| Trade receivables, allowances | $ 70.3 | $ 60.8 |
| Contract with Customer, Asset, Allowance for Credit Loss, Current | 1.4 | 1.6 |
| Property and equipment, accumulated depreciation | 1,287.4 | 1,161.6 |
| Identified intangibles, with finite useful lives, accumulated amortization | 738.3 | 670.8 |
| Investments, Fair Value Disclosure | $ 833.7 | $ 742.0 |
| Company shareholders' equity | ||
| Common stock, par value (in dollars per share) | $ 0.01 | |
| Common stock, shares authorized (in shares) | 100,000,000 | |
| Common Stock, Shares, Issued | 52,120,548 | 52,120,548 |
| Common Stock, Shares, Outstanding | 47,378,977 | 47,415,584 |
| Treasury Stock, Common, Shares | 4,741,571 | 4,704,964 |
| Commercial Paper | ||
| Unamortized Debt Issuance Expense | $ 0.8 | $ 0.7 |
| Long-Term Senior Notes [Member] | ||
| Unamortized Debt Issuance Expense | 5.6 | 6.4 |
| Line of Credit [Member] | ||
| Unamortized Debt Issuance Expense | $ 10.0 | $ 11.4 |
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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of allowance for credit loss for right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. No definition available.
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