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Summary of significant accounting policies (Details) | 12 Months Ended
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Dec. 31, 2020
Amendments to IAS 1 [Member] |
Statement [Line Items] |
Title of new IFRS | Amendments to IAS 1
Description of nature of impending change in accounting policy | Presentation of financial statements, and accounting policies, changes in accounting estimates and errors.
Date by which application of new IFRS is required | Jan. 01, 2022
IFRS 17 [Member] |
Statement [Line Items] |
Title of new IFRS | IFRS 17
Description of nature of impending change in accounting policy | Insurance contracts.
Date by which application of new IFRS is required | Jan. 01, 2023

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