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Restructuring Charges (Tables)
3 Months Ended
Mar. 31, 2022
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring Charges
The following table presents total restructuring charges by segment and All Other in the three months ended March 31, 2022 and 2021:
Three Months Ended March 31,
(Dollars in millions)20222021
Drilling and Evaluation$$— 
Well Construction and Completions— 
Production and Intervention— 
All Other— 
Total Restructuring Charges$20 $— 
Schedule of Restructuring Reserve by Type of Cost
The following table presents total restructuring reserve activity in the three months ended March 31, 2022:
(Dollars in millions)Reserve at December 31, 2021ChargesCash Payments
(Credits)/Other
Reserve at March 31, 2022
Restructuring Reserve$17 $20 $(5)$— $32