XML 199 R78.htm IDEA: XBRL DOCUMENT v3.22.1
Inventories (Details) - Schedule of inventories - Exploration and evaluation assets [member] - PEN (S/)
S/ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Inventories (Details) - Schedule of inventories [Line Items]    
Goods and finished products S/ 25,304 S/ 12,877
Work in progress 135,008 114,246
Raw materials 247,939 157,107
Packages and packing 7,466 3,614
Fuel 3,498 2,896
Spare parts and supplies 199,870 179,354
Inventory in transit 9,149 10,220
628,234 480,314
Less - Provision for inventory obsolescence [1] (23,052) (19,704)
Inventories S/ 605,182 S/ 460,610
[1] Movement in the provision for inventory obsolescence value is set forth below: