Accounts and Other Receivables (Summary of Components of Accounts and Other Receivables) (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Current
Trade receivables, net	$ 433.7	$ 503.0
Taxes receivable, including income taxes	8.0	4.1
Value-added taxes (VAT) recoverable	11.8	40.1
Rebates receivable	5.9	3.9
Divestiture receivable	4.2	0.0
Other receivables	12.3	8.3
Other receivables, net	42.2	56.4
Long-term
Taxes receivable, including income taxes	0.0	0.0
Value-added taxes (VAT) recoverable	0.0	6.0
Rebates receivable	0.0	0.0
Divestitures receivable	0.0	0.0
Other receivables	5.0	4.5
Other receivables, net	5.0	10.5
Trade accounts receivable
Current
Total trade receivables	453.4	517.2
Allowance for doubtful accounts - trade receivables	(19.7)	(14.2)
Trade receivables, net	433.7	503.0
Long-term
Total trade receivables	0.1	0.0
Allowance for doubtful accounts - trade receivables	0.0	0.0
Trade receivables, net	0.1	0.0
Mexico
Long-term
VAT recoverable	$ 2.1	$ 35.5