Business Segment Information - Schedule of Income (Loss) from Continuing Operations by Product Lines and Reportable Segments (Parenthetical) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Segment Reporting Information [Line Items]
Restructuring charges	$ 0.2	$ 10.2	$ 3.1	$ 10.2
Access Equipment
Segment Reporting Information [Line Items]
Restructuring charges	0.2	$ 7.6	3.4	$ 7.6
Other costs related to restructuring plans	$ 1.1		$ 8.1

Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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