Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Accrued Expenses other [Line Items]
Other Accrued Liabilities, Current	$ 101.5	$ 71.4
Accrued Liabilities, Current [Abstract]
Accrued wages and bonuses	48.3	40.8
Accrued fringe benefits	125.0	116.3
Accrued interest	3.5	5.8
Workers' compensation	8.3	8.1
Property and sales tax	25.2	24.7
Warranty/extraordinary rework reserve — current	1.3	2.2
Other	101.5	71.4
Total	313.1	269.3
Other Liabilities, Noncurrent [Abstract]
Deferred tax liability — non-current	0.8	0.3
Warranty/extraordinary rework reserve — non-current	103.6	164.2
Customer cost recovery	2.4	22.9
Other	28.8	65.2
Total	$ 135.6	$ 252.6