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Derivative Financial Instruments and Hedging Activities Reclassified Gain (Loss) on Derivatives Table (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items]      
Unrealized Gain (Loss) on Derivatives $ 0.0 $ 0.0 $ (13.0)
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net $ (1.3) $ (1.3) $ 0.1