Property, Plant and Equipment (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		$ 758.4	$ 798.2
Less accumulated depreciation and amortization		526.9	494.1
Total property plant and equipment, net		231.5	304.1
Depreciation		82.2	94.4	$ 92.9
Land and land improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost	[1]	15.3	15.6
Building and building improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		115.8	122.2
Machinery, tools and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		99.3	99.6
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost	[2]	25.5	26.9
Computer equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		148.7	174.5
Computer software
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		143.5	142.9
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		67.6	70.3
Tooling
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		137.7	140.9
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment at cost		$ 5.0	$ 5.3
Maximum | Land and land improvements
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P15Y
Maximum | Building and building improvements
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P30Y
Maximum | Machinery, tools and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P12Y
Maximum | Leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)	[2]	P10Y
Maximum | Computer equipment
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P3Y
Maximum | Computer software
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P10Y
Maximum | Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P8Y
Maximum | Tooling
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P5Y
Minimum | Land and land improvements
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P0Y
Minimum | Building and building improvements
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P15Y
Minimum | Machinery, tools and equipment
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P5Y
Minimum | Computer software
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P5Y
Minimum | Furniture and fixtures
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P5Y
Minimum | Tooling
Property, Plant and Equipment [Line Items]
Estimated useful life, minimum (years)		P3Y

[1] Estimated useful life for land and land improvements is perpetual and 15 years, respectively.

[2] The estimated useful life for leasehold improvements is the lesser of 10 years or the term of the lease.