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Commitments and Contingencies Narrative (Details)
$ in Millions
Mar. 31, 2021
USD ($)
Minimum [Member]  
Loss Contingencies [Line Items]  
Loss Contingency, Range of Possible Loss, Portion Not Accrued $ 0.0
Maximum [Member]  
Loss Contingencies [Line Items]  
Loss Contingency, Range of Possible Loss, Portion Not Accrued $ 4.0