Leases, Operating lease maturity table and account balances (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Leases
2023	$ 91.5
2024	68.6
2025	46.9
2026	35.4
2027	24.8
Thereafter	48.9
Total future minimum lease payments	316.1
Less imputed interest	(22.4)
Total operating lease liabilities	293.7	$ 251.0
Operating lease right-of-use assets (included in other long-term assets)	$ 289.5	$ 244.9
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other Assets, Noncurrent	Other Assets, Noncurrent
Other accrued expenses	$ 85.2	$ 70.6
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other Liabilities, Current	Other Liabilities, Current
Other long-term liabilities	$ 208.5	$ 180.4
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Other Liabilities, Current, Other Liabilities, Noncurrent	Other Liabilities, Current, Other Liabilities, Noncurrent