BORROWINGS - Effective interest rates (Details)	Dec. 31, 2017	Dec. 31, 2016
Fixed rate
BORROWINGS
Effective interest rate	3.52%	4.13%
Variable rate
BORROWINGS
Effective interest rate	4.82%	3.63%

The interest rate on borrowings. [Refer: Borrowings]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2017-01-01
-Paragraph 7
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_7&doctype=Standard
-URIDate 2017-03-09

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Namespace Prefix:	ifrs-full_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant