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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES
 12 Months Ended
Dec. 31, 2020
Accounts Payable and Accrued Liabilities, Current [Abstract]  
Accounts Payable and Accrued Liabilities ACCOUNTS PAYABLE AND ACCRUED LIABILITIES
The components of accounts payable and accrued liabilities follow:
 December 31,
 20202019
Accounts payable$1,473 $1,654 
Salaries, wages and other compensation312 249 
Accrued interesta
243 178 
PT-FI contingenciesb
196 115 
Pension, postretirement, postemployment and other employee benefitsc
91 69 
Legal matters86 88 
Accrued taxes, other than income taxes76 79 
Deferred revenue65 12 
Leasesd
38 44 
Other128 88 
Total accounts payable and accrued liabilities$2,708 $2,576 
a.Third-party interest paid, net of capitalized interest, was $472 million in 2020, $591 million in 2019 and $500 million in 2018.
b.Refer to Note 12 for further discussion.
c.Refer to Note 9 for long-term portion.
d.Refer to Note 13 for further discussion.