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Accounts Receivable - Allowance for Credit Losses for Accounts Receivable (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Allowance for Credit Loss |  |  |  |
Beginning balance | $ 57.3 | $ 35.5 | $ 39.4 |
Charges to allowance for credit losses | 6.3 | 63.7 | 25.9 |
Write-off of uncollectible receivables | (35.3) | (53.7) | (32.2) |
Recoveries of credit losses | 1.4 | 1.0 | 2.4 |
Translation adjustments | 0.1 | (0.3) | 0.0 |
Ending balance | 29.8 | 57.3 | 35.5 |
Cumulative transition adjustment to retained earnings | 1,916.8 | 1,912.9 | 1,893.9 | $ 1,831.6
Retained Earnings |  |  |  |
Allowance for Credit Loss |  |  |  |
Cumulative transition adjustment to retained earnings | $ 1,880.6 | 1,836.7 | 1,761.3 | $ 1,606.1
Cumulative Effect, Period of Adoption, Adjusted Balance |  |  |  |
Allowance for Credit Loss |  |  |  |
Beginning balance |  | $ 46.6 |  |
Ending balance |  |  | 46.6 |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |
Allowance for Credit Loss |  |  |  |
Cumulative transition adjustment to retained earnings |  |  | (11.1) |
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings |  |  |  |
Allowance for Credit Loss |  |  |  |
Cumulative transition adjustment to retained earnings |  |  | $ (11.1) |

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- Definition Accounts Receivable, Allowance For Credit Loss, Foreign Currency Translation + References No definition available. + Details
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- Definition Amount of allowance for credit loss of accounts and financing receivables. Includes, but is not limited to, notes and loan receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524 + Details
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- Definition Amount of increase in allowance for credit loss on accounts receivable, from recovery. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(5)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. 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