Other Current Liabilities - Other Current Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Other Current Liabilities
Deferred revenue	$ 102.6	$ 96.3
Accrued compensation	105.7	104.2
Accrued warranty	21.1	19.7	$ 20.6	$ 18.7
Contingent consideration	12.6	7.1
Income taxes payable	52.4	36.8
Other taxes payable	17.5	23.4
Derivative liabilities	1.2	4.2
Operating leases	20.6
Other accrued expenses	55.1	60.2
Other current liabilities	$ 388.8	$ 351.9