Per Share Amounts (Details) - shares	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Earnings per share [abstract]
Weighted-average number of shares outstanding (in shares)	72,205,369	72,205,369
Diluted weighted-average number of shares outstanding (in shares)	72,205,369	72,205,369
Antidilutive securities excluded from EPS calculation (in shares)	4,958,553	4,576,100

The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 33
-IssueDate 2017-01-01
-Paragraph 70
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=33&date=2017-03-01&anchor=para_70_b&doctype=Standard
-URIDate 2017-03-09

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- References

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- Definition

The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor.

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- Definition

Antidilutive Securities Excluded From Computation Of Earnings Per Share, Amount1

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