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OTHER INCOME (NET)
12 Months Ended
Dec. 31, 2020
Other Nonoperating Income (Expense) [Abstract]  
Other (Income) / Expense, net [Text Block] OTHER (INCOME)/EXPENSE, NET
 Year Ended December 31,
Dollars in Millions202020192018
Interest expense$1,420 $656 $183 
Contingent consideration(1,757)523 — 
Royalties and licensing income(1,527)(1,360)(1,353)
Equity investment (gains)/losses(1,228)(275)419 
Integration expenses717 415 — 
Provision for restructuring530 301 131 
Litigation and other settlements(194)77 76 
Transition and other service fees(149)(37)(12)
Investment income(121)(464)(173)
Reversion excise tax76 — — 
Divestiture gains(55)(1,168)(178)
Intangible asset impairment21 15 64 
Pension and postretirement(13)1,599 (27)
Acquisition expenses— 657 — 
Other(34)(1)16 
Other (income)/expense, net$(2,314)$938 $(854)