Other Balance Sheet Items (Components Of Accounts Payable And Accrued Liabilities) (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Balance Sheet Related Disclosures [Abstract]
Accounts payable	$ 11.9	$ 10.6
Deposits	75.9	64.6
Accrued employee compensation	64.4	66.9
Taxes Payable	63.4	65.8
Interest Payable	20.2	19.5
accrued fees	13.5	12.6
customer incentives payable	12.7	8.9
Operating Lease, Liability, Current	6.0	5.2
Other accrued liabilities	3.0	3.7
Total accounts payable and accrued liabilities	$ 271.0	$ 257.8