Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) Foreign Currency, Supp. Cash Flow, Allowance, Inventory

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) Foreign Currency, Supp. Cash Flow, Allowance, Inventory - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Accounting Policies [Abstract]      
Foreign Currency Transaction Gain (Loss), before Tax $ 4 $ 28 $ (34)
Cash payments for income taxes, net of refunds 432 691 699
Cash payments for interest, net of capitalized interest 88 109 $ 114
Allowance for doubtful accounts receivable $ 39 $ 19  
Percentage of total inventory values using LIFO 14.00% 14.00%