Business and Asset Actions - Global Cost Reduction Plan (Details) position in Millions, $ in Millions |
3 Months Ended | 6 Months Ended | 12 Months Ended | |
|---|---|---|---|---|
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Mar. 31, 2024
USD ($)
position
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Jun. 30, 2023
USD ($)
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Mar. 31, 2024
USD ($)
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Sep. 30, 2023
USD ($)
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| Restructuring and Related Activities [Abstract] | ||||
| Charge for severance and other postemployment benefits | $ 57.0 | $ 27.0 | $ 57.0 | $ 27.0 |
| Number of employees to whom involuntary termination benefits are payable | position | 1,100 | |||
| Cash payments | (16.9) | (6.8) | ||
| Currency translation adjustment | (0.4) | |||
| Amount accrued | $ 59.9 | $ 59.9 | $ 19.8 | |
| X | ||||||||||
- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The expected number of positions to be eliminated as a result of restructuring activities. No definition available.
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| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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