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H2 Earnings per share (Tables) | 12 Months Ended
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Dec. 31, 2021
Basic And Diluted Earning Per Share [Abstract] |
Schedule of Earnings Per Share |
Earnings per share |  |  |  |  |  |  |  |  |  |  |  |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Basic |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to owners of the Parent Company (SEK million) |  |  | 22,694 |  |  |  | 17,483 |  |  |  | 2,223 |
Average number of shares outstanding, basic (millions) |  |  | 3,329 |  |  |  | 3,323 |  |  |  | 3,306 |
Earnings per share, basic (SEK) |  |  | 6.82 |  |  |  | 5.26 |  |  |  | 0.67 |
Diluted |  |  |  |  |  |  |  |  |  |  |  |
Net income attributable to owners of the Parent Company (SEK million) |  |  | 22,694 |  |  |  | 17,483 |  |  |  | 2,223 |
Average number of shares outstanding, basic (millions) |  |  | 3,329 |  |  |  | 3,323 |  |  |  | 3,306 |
Dilutive effect for stock purchase (millions) |  |  | 3 |  |  |  | 3 |  |  |  | 14 |
Average number of shares outstanding, diluted (millions) |  |  | 3,332 |  |  |  | 3,326 |  |  |  | 3,320 |
Earnings per share, diluted (SEK) |  |  | 6.81 |  |  |  | 5.26 |  |  |  | 0.67 |
When a company reports a loss, the number of shares used for calculating earnings diluted per share shall be the same as for basic calculation.

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- Definition The disclosure of earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2021-01-01 -Paragraph 66 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2021-en-r&anchor=para_66&doctype=Standard -URIDate 2021-03-24 + Details
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