| Name | ReserveOfChangeInValueOfTimeValueOfOptionsMember |
|---|---|
| Namespace | http://xbrl.ifrs.org/taxonomy/2019-03-27/ifrs-full |
| Prefix | ifrs-full |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Reserve of change in value of time value of options [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for a component of equity representing the accumulated change in the value of the time value of options when separating the intrinsic value and time value of an option contract and designating as the hedging instrument only the changes in the intrinsic value. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Optioiden aika-arvon arvonmuutosrahasto [member] | fi | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Tämä jäsen tarkoittaa oman pääoman erää, joka edustaa optioiden aika-arvon kertynyttä arvonmuutosta, kun optiosopimuksen perusarvo ja aika-arvo erotetaan toisistaan ja suojausinstrumentiksi määritetään vain perusarvon muutokset. | fi | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | IAS | http://www.xbrl.org/2003/role/exampleRef |
| Number | 1 | http://www.xbrl.org/2003/role/exampleRef |
| IssueDate | 2019-01-01 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 108 | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_108&doctype=Standard | http://www.xbrl.org/2003/role/exampleRef |
| URIDate | 2019-03-27 | http://www.xbrl.org/2003/role/exampleRef |
| Name | IFRS | http://www.xbrl.org/2003/role/disclosureRef |
| Number | 9 | http://www.xbrl.org/2003/role/disclosureRef |
| IssueDate | 2019-01-01 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 6.5.15 | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=9&code=ifrs-tx-2019-en-r&anchor=para_6.5.15&doctype=Standard | http://www.xbrl.org/2003/role/disclosureRef |
| URIDate | 2019-03-27 | http://www.xbrl.org/2003/role/disclosureRef |