Consolidated statement of changes in equity (Parenthetical) - ₽ / shares	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Consolidated statement of changes in equity
Dividends recognised as distributions to owners per share	₽ 36	₽ 80

The amount, per share, of dividends recognised as distributions to owners.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 107
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_107&doctype=Standard
-URIDate 2018-03-16

Name:	ifrs-full_DividendsRecognisedAsDistributionsToOwnersPerShare
Namespace Prefix:	ifrs-full_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration