Leases - Maturities of Operating and Finance Lease Liabilities (Details) $ in Millions	Sep. 30, 2025 USD ($)
Operating Leases
2025 (remaining period as of September 30, 2025)	$ 6.5
2026	25.4
2027	18.4
2028	16.6
2029	12.7
Thereafter	27.3
Operating leases liabilities payments due	106.9
Less: imputed lease interest	(12.0)
Total lease liabilities	94.9
Finance Leases
2025 (remaining period as of September 30, 2025)	0.4
2026	1.5
2027	1.5
2028	1.1
2029	0.5
Thereafter	0.9
Finance leases liabilities payments due	5.9
Less: imputed lease interest	(0.5)
Total lease liabilities	$ 5.4