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OTHER ASSETS (Tables)
 12 Months Ended
Dec. 31, 2022
Other Assets [Abstract]  
Schedule of Other Assets
The components of other assets follow:
 December 31,
 20222021
Intangible assetsa
$416 $412 
Legally restricted fundsb
182 209 
Disputed tax assessments:c
Cerro Verde333 237 
PT-FI12 57 
Long-term receivable for taxesd
54 84 
Investments:  
Assurance bonde
133 132 
Fixed income, equity securities and other79 74 
PT Smeltingf
50 26 
Contingent consideration associated with sales of assetsg
47 70 
Loans to PT Smelting for expansionh
101 36 
Long-term employee receivables24 20 
Prepaid rent and deposits26 2 
Other144 101 
Total other assets$1,601 $1,460 
a.Indefinite-lived intangible assets totaled $214 million at December 31, 2022, and $215 million at December 31, 2021. Accumulated amortization for definite-lived intangible assets totaled $39 million at December 31, 2022, and $35 million at December 31, 2021.
b.Includes $181 million at December 31, 2022, and $208 million at December 31, 2021, held in trusts for AROs related to properties in New Mexico (refer to Note 12 for further discussion).
c.Refer to Note 12 for further discussion.
d.Includes tax overpayments and refunds not expected to be realized within the next 12 months.
e.Relates to PT-FI’s commitment for the development of a greenfield smelter in Indonesia (refer to Note 13 for further discussion).
f.PT-FI’s ownership in PT Smelting is recorded using the equity method. Amounts were reduced by unrecognized profits on sales from PT-FI to PT Smelting totaling $112 million at December 31, 2022, and $126 million at December 31, 2021. Trade accounts receivable from PT Smelting totaled $277 million at December 31, 2022, and $411 million at December 31, 2021.
g.Refer to Note 15 for further discussion.
h.Refer to Note 3 for further discussion.