Segment Information Geographical Revenue and Long-Lived Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 3,905.2	$ 3,902.3	$ 4,408.7
Property, plant and equipment, net	138.1	177.5
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	893.1	974.7	1,024.7
Property, plant and equipment, net	19.4	25.5
Other Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	530.1	502.9	654.6
Americas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	1,423.2	1,477.6	1,679.3
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	768.2	764.3	872.5
Property, plant and equipment, net	96.9	118.8
Other EMEA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	1,356.3	1,282.0	1,400.4
EMEA [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	2,124.5	2,046.3	2,272.9
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	357.5	378.4	$ 456.5
Other international
Revenues from External Customers and Long-Lived Assets [Line Items]
Property, plant and equipment, net	$ 21.8	$ 33.2