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Revenue Recognition - Schedule of Changes in Warranty Liabilities and Unearned Extended Warranty Premiums (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2021
Disaggregation of Revenue [Abstract] |  |  |  |
Balance at beginning of period | $ 65.8 | $ 76.1 | $ 66.9 | $ 64.4
Deferred revenue for new service warranties | 6.4 | 34.2 | 31.5 | 26.2
Amortization of service warranty revenue | (5.3) | (25.1) | (21.7) | (25.0)
Foreign currency translation |  | 0.2 | (0.6) | 0.2
Balance at end of period | $ 66.9 | $ 85.4 | $ 76.1 | $ 65.8

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- Definition Amount as of the balance sheet date of the aggregate extended product warranty liability. Does not include the ending balance for the standard product warranty liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-8 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(5) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-8 + Details
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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) the extended product warranty accrual. Excludes standard product warranties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-8 + Details
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- Definition Amount of increase in the extended product warranty accrual from warranties issued. Excludes standard product warranties. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-8 + Details
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