Severance - Severance Charges by Segment (Details) $ in Millions |
9 Months Ended |
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Jun. 30, 2023
USD ($)
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| Restructuring Cost and Reserve [Line Items] | |
| Severance costs | $ 29.7 |
| Corporate | |
| Restructuring Cost and Reserve [Line Items] | |
| Severance costs | 0.6 |
| FSS United States | Operating Segments | |
| Restructuring Cost and Reserve [Line Items] | |
| Severance costs | 3.3 |
| FSS International | Operating Segments | |
| Restructuring Cost and Reserve [Line Items] | |
| Severance costs | $ 25.8 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- 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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