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Schedule II-Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2023
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
Schedule II-Valuation and Qualifying Accounts | Schedule II—Valuation and Qualifying Accounts Years ended December 31, 2023, 2022, and 2021 (Amounts in millions)
Description | Balance at Beginning of Year |  | "Additions/(Reductions)" to Costs and Expenses |  | "Other" Additions (Deductions) |  | "Less" Deductions |  | Balance at End of Year
Year ended December 31, 2023 |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 8.3 |  |  | 2.2 |  |  | — |  |  | 4.1 |  |  | 6.4 |
Insurance reserves | $ | 40.4 |  |  | 86.2 |  | (1) | — |  |  | 86.5 |  | (2) | 40.1 |
Year ended December 31, 2022 |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 12.0 |  |  | (1.8) |  |  | — |  |  | 1.9 |  |  | 8.3 |
Insurance reserves | $ | 35.7 |  |  | 78.2 |  | (1) | — |  |  | 73.5 |  | (2) | 40.4 |
Year ended December 31, 2021 |  |  |  |  |  |  |  |  |
Allowance for credit losses | $ | 12.3 |  |  | 2.5 |  |  | — |  |  | 2.8 |  |  | 12.0 |
Insurance reserves | $ | 41.0 |  |  | 78.6 |  | (1) | — |  |  | 83.9 |  | (2) | 35.7 |
(1) Includes costs and expenses incurred for premiums and claims related to health and general insurance. (2) Includes costs and expenses paid for premiums and claims related to health and general insurance. See accompanying Report of Independent Registered Public Accounting Firm incorporated herein by reference.

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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- References No definition available. + Details
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