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Summary of significant accounting policies (Details) | 12 Months Ended
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Dec. 31, 2017
Amendments to IFRS 2 [Member] |
Title of new IFRS | Amendments to IFRS 2
Description of nature of impending change in accounting policy | Classification and Measurement of Share-based Payment Transactions.
Date by which application of new IFRS is required | Jan. 01, 2018
IFRIC Interpretation 22 [Member] |
Title of new IFRS | IFRIC Interpretation 22
Description of nature of impending change in accounting policy | Foreign Currency Transactions and Advance Consideration.
Date by which application of new IFRS is required | Jan. 01, 2018
Amendments to IAS 40 [Member] |
Title of new IFRS | Amendments to IAS 40
Description of nature of impending change in accounting policy | Transfers of Investment Property.
Date by which application of new IFRS is required | Jan. 01, 2018
Improvement to IAS 28 [Member] |
Title of new IFRS | Improvement to IAS 28
Description of nature of impending change in accounting policy | Investment in Associates and Joint Ventures: Measuring an associate or joint venture at fair value.
Date by which application of new IFRS is required | Jan. 01, 2018
IFRS 9 [Member] |
Title of new IFRS | IFRS 9
Description of nature of impending change in accounting policy | Financial Instruments.
Date by which application of new IFRS is required | Jan. 01, 2018
IFRS 15 [Member] |
Title of new IFRS | IFRS 15
Description of nature of impending change in accounting policy | Revenue fro Contracts with Customers.
Date by which application of new IFRS is required | Jan. 01, 2018
Amendments to IFRS 15 [Member] |
Title of new IFRS | Amendments to IFRS 15
Description of nature of impending change in accounting policy | Clarifications to IFRS 15 Revenue fro Contracts with Customers.
Date by which application of new IFRS is required | Jan. 01, 2018
IFRS 16 [Member] |
Title of new IFRS | IFRS 16
Description of nature of impending change in accounting policy | Leases.
Date by which application of new IFRS is required | Jan. 01, 2019
IFRC 23 [Member] |
Title of new IFRS | IFRC 23
Description of nature of impending change in accounting policy | Uncertainty over Income Tax Treatments.
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IFRS 9 [Member] |
Title of new IFRS | Amendments to IFRS 9
Description of nature of impending change in accounting policy | Financial Instruments.
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IAS 28 [Member] |
Title of new IFRS | Amendments to IAS 28
Description of nature of impending change in accounting policy | Investment in Associates and Joint Ventures
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IFRS 3 [Member] |
Title of new IFRS | Amendments to IFRS 3
Description of nature of impending change in accounting policy | Business combination.
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IFRS 11 [Member] |
Title of new IFRS | Amendments to IFRS 11
Description of nature of impending change in accounting policy | Joint arrangements.
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IAS 12 [Member] |
Title of new IFRS | Amendments to IAS 12
Description of nature of impending change in accounting policy | Income taxes.
Date by which application of new IFRS is required | Jan. 01, 2019
Amendments to IAS 23 [Member] |
Title of new IFRS | Amendments to IAS 23
Description of nature of impending change in accounting policy | Borrowing costs.
Date by which application of new IFRS is required | Jan. 01, 2019

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