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Leases (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Lessee, Lease, Description [Line Items]      
Lessee, Operating Lease, Liability, to be Paid, Year One $ 6.7    
Lessee, Operating Lease, Liability, to be Paid, Year Two 4.9    
Lessee, Operating Lease, Liability, to be Paid, Year Three 3.3    
Lessee, Operating Lease, Liability, to be Paid, Year Four 3.1    
Lessee, Operating Lease, Liability, to be Paid, Rolling Year Five 2.8    
Operating Leases, Future Minimum Payments, Due Thereafter 1.4    
Lessee, Operating Lease, Liability, to be Paid 22.2    
Lessee, Operating Lease, Liability, Undiscounted Excess Amount 1.9    
Operating Lease, Liability 20.3    
Operating Lease, Liability, Current 6.0    
Operating Lease, Liability, Noncurrent 14.3    
Operating Lease, Right-of-Use Asset 21.0 $ 23.3  
Operating Lease, Cost 7.7 $ 7.8 $ 8.2
Operating Lease, Right-of-Use Asset, Periodic Reduction $ 3.9    
Operating Lease, Weighted Average Remaining Lease Term 4 years 5 years 6 years
Operating Lease, Weighted Average Discount Rate, Percent 4.28% 4.04% 2.78%
Operating Lease, Payments $ 8.3 $ 8.2 $ 8.0
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability 3.9 $ 0.3 $ 0.4
Lessee, Operating Lease, Liability, to be Paid 22.2    
Lessee, Operating Lease, Liability, Undiscounted Excess Amount $ (1.9)    
Lessee, Operating Lease, Option to Extend 10 years    
Minimum [Member]      
Lessee, Lease, Description [Line Items]      
Lessee, Operating Lease, Term of Contract 1 year    
Maximum [Member]      
Lessee, Lease, Description [Line Items]      
Lessee, Operating Lease, Term of Contract 6 years