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INVENTORIES (Tables)
 12 Months Ended
Dec. 31, 2017
Inventories Tables  
Schedule of composition of inventories

The composition of Inventories is as follows:

 

    As of     As of  
    December 31,     December 31,  
    2017     2016  
    ThUS$     ThUS$  
             
Technical stock     195,530       191,864  
Non-technical stock     41,136       49,499  
Total     236,666       241,363  
Schedule of inventory average cost, net of provision for obsolescence

The items included in this heading are spare parts and materials that will be used mainly in consumption in in-flight and maintenance services provided to the Company and third parties, which are valued at average cost, net of provision for obsolescence, as per the following detail:

 

    As of     As of  
    December 31,     December 31,  
    2017     2016  
    ThUS$     ThUS$  
             
Provision for obsolescence Technical stock     21,839       31,647  
Provision for obsolescenceNon-technical stock     6,488       3,429  
Total     28,327       35,076