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Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Tax [Line Items]      
Pretax income of non-United States operations $ 416.6 $ 551.0 $ 514.9
Unremitted earnings of non-United States subsidiaries that are considered to be permanently invested 371.5    
Unremitted earnings of non-United States subsidiaries that may be remitted 1,867.0    
Deferred tax liability, undistributed foreign earnings 8.8 15.3  
Deferred tax asset on net operating losses 89.5 100.5  
Valuation allowance, net operating losses 72.7    
Gross unrecognized tax benefits 69.5 34.2 66.5
Increase to unrecognized tax benefits 32.0    
Interest and penalties related to unrecognized tax benefits $ 1.6 $ (18.4) $ 0.2
Earliest Tax Year      
Income Tax [Line Items]      
Income tax examination year under examination 2012    
Latest Tax Year      
Income Tax [Line Items]      
Income tax examination year under examination 2019    
United States      
Income Tax [Line Items]      
U.S. Federal statutory rate (as percent) 21.00% 21.00% 35.00%
United States Federal and Non-United States      
Income Tax [Line Items]      
Net operating loss carryforwards $ 399.4    
United States State      
Income Tax [Line Items]      
Net operating loss carryforwards $ 169.2