| Increase (decrease) in fair value measurement due to change in one or more unobservable inputs to reflect reasonably possible alternative assumptions, assets | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Concept not required as a result of Amendments to IFRS 17 | en | http://www.xbrl.org/2009/role/deprecatedLabel | http://www.xbrl.org/2003/role/link |
| 2021-01-01 | en | http://www.xbrl.org/2009/role/deprecatedDateLabel | http://www.xbrl.org/2003/role/link |
| The explanation of when an entity expects to recognise the contractual service margin remaining at the end of the reporting period in profit or loss. [Refer: Contractual service margin [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |