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OTHER EXPENSE, NET (Tables)
12 Months Ended
Dec. 31, 2021
Other Income and Expenses [Abstract]  
Schedule of other expense, net
Other expense, net for the years 2021, 2020 and 2019 consists of:
(in millions)202120202019
Litigation and other matters$356 $422 $1,401 
Acquired in-process research and development costs32 41 
Net gain on sales of assets(2)(1)(31)
Acquisition-related contingent consideration11 48 20 
Other, net— (5)
Other expense, net$373 $502 $1,426