Annual report pursuant to Section 13 and 15(d)

RESTRUCTURING (Details)

v3.20.4
RESTRUCTURING (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Restructuring Reserve      
Costs incurred     $ 440
Strategic Realignment [Member]      
Restructuring Reserve      
Costs incurred $ 427    
Payments (207)    
Noncash and exchange (35)    
Accrued balance as of December 31 185    
Strategic Realignment [Member] | Maximum [Member]      
Restructuring Reserve      
Restructuring and Related Cost, Expected Cost 550    
Strategic Realignment [Member] | Severance pay and benefits      
Restructuring Reserve      
Costs incurred 386    
Payments (170)    
Noncash and exchange (35)    
Accrued balance as of December 31 181    
Strategic Realignment [Member] | Outside Services [Member]      
Restructuring Reserve      
Costs incurred 37    
Payments (36)    
Noncash and exchange 0    
Accrued balance as of December 31 1    
Strategic Realignment [Member] | Other direct costs [Member]      
Restructuring Reserve      
Costs incurred 4    
Payments (1)    
Noncash and exchange 0    
Accrued balance as of December 31 3    
Productivity and Reinvestment [Member]      
Restructuring Cost and Reserve [Line Items]      
Restructuring and Related Cost, Cost Incurred to Date 3,929    
Restructuring Reserve      
Accrued balance as of January 1 66 $ 90 206
Costs incurred 99 264 508
Payments (135) (274) (503)
Noncash and exchange (13) (14) (121)
Accrued balance as of December 31 17 66 90
Productivity and Reinvestment [Member] | Severance pay and benefits      
Restructuring Reserve      
Accrued balance as of January 1 58 76 190
Costs incurred (12) 36 164
Payments (29) (57) (209)
Noncash and exchange (2) 3 (69)
Accrued balance as of December 31 15 58 76
Productivity and Reinvestment [Member] | Outside Services [Member]      
Restructuring Reserve      
Accrued balance as of January 1 1 10 1
Costs incurred 69 87 92
Payments (70) (98) (83)
Noncash and exchange 0 2 0
Accrued balance as of December 31 0 1 10
Productivity and Reinvestment [Member] | Other direct costs [Member]      
Restructuring Reserve      
Accrued balance as of January 1 7 4 15
Costs incurred 42 141 252
Payments (36) (119) (211)
Noncash and exchange (11) (19) (52)
Accrued balance as of December 31 $ 2 $ 7 $ 4