NOTE 10 -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 | ||||||
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 | ||||||
The resulting amounts do not exceed the respective net realization values.
As of December 31, 2017, the Company recorded ThUS$ 155,421 (ThUS$ 167,365 at December 31, 2016) within the income statement, mainly due to in-flight consumption and maintenance, which forms part of Cost of sales.