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Restructuring and Reorganization Costs (Tables)
9 Months Ended
Sep. 30, 2020
Restructuring and Related Activities [Abstract]  
Schedule of Restructuring and Related Costs
Amounts Before Tax
(Millions of dollars)
Balance at January 1, 2020$
Accruals/Adjustments1,018 
Payments(133)
Balance at September 30, 2020$892