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Schedule II - Valuation And Qualifying Accounts (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves |  |  |
Balance as of Beginning of Period | $ 442.4 | $ 433.0 | $ 380.8
Additions | 53.4 | 52.9 | 88.4
Retirements | (15.6) | (26.0) | (53.3)
Other Changes | (27.0) | (17.5) | 17.1
Balance as of End of Period | 453.2 | 442.4 | 433.0
Allowance for doubtful accounts |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves |  |  |
Balance as of Beginning of Period | 35.5 | 35.3 | 36.0
Additions | 12.0 | 8.2 | 7.0
Retirements | (10.3) | (8.3) | (9.8)
Other Changes | (1.9) | 0.3 | 2.1
Balance as of End of Period | 35.3 | 35.5 | 35.3
Allowance for deferred tax assets |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves |  |  |
Balance as of Beginning of Period | 406.9 | 397.7 | 344.8
Additions | 41.4 | 44.7 | 81.4
Retirements | (5.3) | (17.7) | (43.5)
Other Changes | (25.1) | (17.8) | 15.0
Balance as of End of Period | $ 417.9 | $ 406.9 | $ 397.7

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