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VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Allowance for doubtful accounts |  |  |
Movement in Valuation Allowances and Reserves |  |  |
Balance at Beginning of Period | $ 16.4 | $ 14.7 | $ 13.6
Charged to Costs and Expenses | 1.2 | 3.1 | 4.7
Charged to Other Accounts | 0.6 | 0.0 | 0.2
Deductions | (2.5) | (1.4) | (3.8)
Balance at End of Period | 15.7 | 16.4 | 14.7
Tax valuation allowance |  |  |
Movement in Valuation Allowances and Reserves |  |  |
Balance at Beginning of Period | 71.6 | 65.8 | 46.7
Charged to Costs and Expenses | 12.4 | 6.3 | 18.9
Charged to Other Accounts | 0.0 | 0.6 | 0.2
Deductions | (1.5) | (1.1) | 0.0
Balance at End of Period | $ 82.5 | $ 71.6 | $ 65.8

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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column B)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09(Column E)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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