XML 274 R142.htm IDEA: XBRL DOCUMENT v3.20.1
Investments in associates and joint ventures - Statements of financial position (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Investments in associates and joint ventures        
Current assets $ 648,619 $ 761,134    
Non-current assets 3,458,655 3,456,087    
Current liabilities (565,357) (399,182)    
Non-current liabilities (573,717) (788,474)    
Equity 2,968,200 3,029,565 $ 3,063,627 $ 3,047,213
Investments in associates 1,488,247 1,473,382 1,536,887  
Minera Yanacocha S.R.L. [Member]        
Investments in associates and joint ventures        
Current assets 1,060,455 960,758    
Non-current assets 1,251,617 1,086,714    
Current liabilities (190,577) (128,170)    
Non-current liabilities (1,631,783) (1,335,579)    
Equity 489,712 583,723    
Groups' interest 213,759 254,795    
Goodwill 16,241 16,241    
Investments in associates 230,000 271,036    
Sociedad Minera Cerro Verde Saa [Member]        
Investments in associates and joint ventures        
Current assets 1,614,928 1,455,080    
Non-current assets 6,194,496 6,099,632    
Current liabilities (420,786) (408,754)    
Non-current liabilities (2,039,389) (2,037,086)    
Equity 5,349,249 5,108,872 $ 5,189,162 $ 4,839,281
Groups' interest 1,047,596 1,000,521    
Goodwill 107,763 107,763    
Investments in associates $ 1,155,359 $ 1,108,284