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Separation and Other Termination Costs
 3 Months Ended
Mar. 31, 2021
Restructuring and Related Activities [Abstract]  
Separation and Other Termination Costs
17.Separation and Other Termination Costs
In the 2021 Predecessor Period and the 2020 Predecessor Period, we incurred charges of approximately $22 million and $5 million, respectively, related to one-time termination benefits for certain employees.