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INCOME TAXES (Tables)
3 Months Ended
Mar. 31, 2021
Income Tax Disclosure [Abstract]  
Schedule of Provision for Income Taxes [Table Text Block]
Three Months Ended March 31,
Dollars in Millions20212020
Earnings/(Loss) Before Income Taxes$2,530 $(304)
Provision for Income Taxes501 462 
Effective Tax Rate19.8 %(152.0)%