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Revenue - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Sep. 30, 2024
Unearned Revenue (Details)
Amortization	$ 2.3	$ 1.4	$ 6.3	$ 3.5
Revenue Benchmark | Customer Concentration Risk | Customer One
Unearned Revenue (Details)
Concentration risk threshold percentage	16.00%		16.00%
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01
Unearned Revenue (Details)
Remaining performance obligation, period	12 months		12 months
Equipment
Unearned Revenue (Details)
Contract assets	$ 24.2		$ 24.2		$ 23.6

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