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Forward Contract - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Other (Income) Expense          
Derivative [Line Items]          
Unrealized loss (gain) on derivatives $ 4.1 $ 1.2 $ 5.8 $ 1.3  
Forward contract          
Derivative [Line Items]          
Derivative term     12 months    
Settled forward contracts 31.8 26.0 $ 77.4 62.0  
Derivative notional amount 116.6   116.6   $ 109.2
Forward contract | Other (Income) Expense          
Derivative [Line Items]          
Loss (gain) on sale of derivatives $ 0.7 $ (1.9) $ (0.6) $ (3.5)