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D2 Contingent liabilities (Tables) | 12 Months Ended
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Dec. 31, 2020
Disclosure Of Contingent Liabilities [Abstract] |
Summary of Contingent Liabilities |
Contingent liabilities |  |  |  |  |  |  |  |
|  | 2020 |  |  | 2019 |
Contingent liabilities |  |  | 1,198 |  |  |  | 1,527 |
Total |  |  | 1,198 |  |  |  | 1,527 |

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- Definition The entire disclosure for other provisions, contingent liabilities and contingent assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2020-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2020-en-r&doctype=Standard&dita_xref=IAS37_g84-92_TI -URIDate 2020-01-01 + Details
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