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Derivative Instruments and Hedging Activities Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Derivative [Line Items]    
Unrealized gain (loss) on derivative instruments $ 1.4 $ (10.3)
Designated as Hedging Instrument | Cash Flow Hedging    
Derivative [Line Items]    
Unrealized gain (loss) on derivative instruments $ 1.4 $ (10.3)