XML 72 R39.htm IDEA: XBRL DOCUMENT v3.20.4
Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2020
Notes to Consolidated Financial Statements [Abstract]  
Intangible assets - Composition
  1. Composition

 

 

Goodwill

Concessions and mining rights

Trademarks

Technology / patents

Customer relationships

Exploration and evaluation assets

Computer

application

Others

Total

 

$ millions

 

 

Note 11 - Intangible Assets (cont'd)

 

  1. Composition (cont’d)

 

 

Goodwill

Concessions and mining rights

Trademarks

Technology / patents

Customer relationships

Exploration and evaluation assets

Computer

application

Others

Total

 

$ millions

 

 

Total book value of intangible assets having defined and indefinite useful lives
  1. Total book value of intangible assets having defined useful lives and those having indefinite useful lives are as follows:

 

 

As at December 31

 

2020

2019

 

$ millions

$ millions

 

Intangible assets having a defined useful life

 317

 318

Intangible assets having an indefinite useful life

 353

 334

 

 670

 652