Income Taxes, Deferred tax assets and liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets relating to:
Accrued liabilities and reserves	$ 41.8	$ 39.1
Operating lease liabilities	45.7	0.0
Operating loss and tax credit carry forwards	81.3	81.5
Pensions	26.2	29.0
Inventories	39.3	40.4
Employee benefits	36.0	34.0
Total deferred tax assets	270.3	224.0
Valuation allowance	(35.2)	(34.7)
Total deferred tax assets, net of valuation allowances	235.1	189.3
Deferred tax liabilities relating to:
Goodwill	175.2	152.2
Depreciation and amortization	74.1	68.5
Operating lease right-of-use assets	45.7	0.0
Unremitted foreign earnings	115.8	141.3
Contingent consideration	4.3	4.3
Total deferred tax liabilities	415.1	366.3
Net deferred tax liability	180.0	177.0
Classification of deferred tax assets and liabilities, as reflected on the Consolidated Balance Sheets [Abstract]
Other long-term assets	80.4	78.6
Deferred income taxes	$ 260.4	$ 255.6