XML 60 R45.htm IDEA: XBRL DOCUMENT v3.8.0.1
Inventories (Tables)
 12 Months Ended
Dec. 31, 2017
Inventories Tables  
Schedule of inventories

This caption is made up as follows:

 

  2017 2016
  S/(000) S/(000)
     
Goods and finished products 27,386 21,427
Work in progress 105,882 107,882
Raw materials 74,477 71,248
Packages and packing 1,975 2,045
Fuel and carbon 26,986 29,033
Spare parts and supplies 141,623 117,643
Inventory in transit 4,093 3,941
  _________ _________
  382,422 353,219
Less - Provision for inventory obsolescence and net realizable value (b) (9,402) (6,684)
  _________ _________
     
  373,020 346,535
  _________ _________
Schedule of movement in provision for inventory obsolescence and net realizable value

Movement in the provision for inventory obsolescence and net realizable value is set forth below:

 

  2017 2016 2015
  S/(000) S/(000) S/(000)
       
Opening balance 6,684 14,055 5,146
Additions 3,183 1,725 9,335
Recoveries (465) (226) (426)
Disposals - (8,870) -
  _________ _________ _________
       
Final balance 9,402 6,684 14,055
  _________ _________ _________