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Warranties - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Product Warranty Liability [Line Items] |  |  |  |
Warranty costs | $ 11.3 | $ 50.8 | $ 66.3 | $ 57.9
Changes in liability for pre-existing warranties, net | $ 0.5 | $ 1.5 | 16.2 | 14.8
Defense Segment |  |  |  |
Product Warranty Liability [Line Items] |  |  |  |
Changes in liability for pre-existing warranties, net |  |  | $ 16.9 | $ 12.3
Minimum |  |  |  |
Product Warranty Liability [Line Items] |  |  |  |
Product warranty term |  | 6 months |  |
Maximum |  |  |  |
Product Warranty Liability [Line Items] |  |  |  |
Product warranty term |  | 5 years |  |

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- Definition The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(3,4)) -URI https://asc.fasb.org/extlink&oid=126907703&loc=d3e12565-110249 + Details
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- Definition Amount of increase (decrease) in the standard product warranty accrual from changes in estimates attributable to preexisting product warranties. Excludes extended product warranties. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(4)) -URI https://asc.fasb.org/extlink&oid=126907703&loc=d3e12565-110249 + Details
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