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E1 Equity (Tables) | 12 Months Ended
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Dec. 31, 2023
Equity [abstract] |
Summary of Capital Stock | Capital stock
Capital stock
Parent Company |  | Class A shares |  |  | Class B shares |  |  | Total
December 31, 2023 |  |  | 1,309 |  |  |  | 15,413 |  |  | 16,722
December 31, 2022 |  |  | 1,309 |  |  |  | 15,363 |  |  | 16,672
Summary of Number of Shares |
Number of shares |  |  |  |  |  |  |  |  |
2023 |  | Class A shares |  |  | Class B shares |  |  | Total |
As of January 1 |  | 261,755,983 |  |  | 3,072,395,752 |  |  | 3,334,151,735 |
As of December 31 |  | 261,755,983 |  |  | 3,082,395,752 |  |  | 3,344,151,735 |
2022 |  |  | Class A shares |  |  |  | Class B shares |  |  |  | Total |
As of January 1 |  | 261,755,983 |  |  | 3,072,395,752 |  |  | 3,334,151,735 |
As of December 31 |  |  | 261,755,983 |  |  |  | 3,072,395,752 |  |  |  | 3,334,151,735 |
Summary of Other Reserves |
Other reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2023 |  |  | 2022 |
SEK million |  | Translation reserves |  |  | Cash flow hedge reserve |  |  | Revaluation of borrowings |  |  | Total other reserves |  |  | Translation reserves |  |  | Cash flow hedge reserve |  |  | Revaluation of borrowings |  |  | Total other reserves |
Opening balance |  |  | 8,443 |  |  |  | –719 |  |  |  | 477 |  |  |  | 8,201 |  |  |  | 1,206 |  |  |  | –411 |  |  |  | –341 |  |  |  | 454 |
Other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Items that will not be reclassified to profit or loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revaluation of borrowings due to change in credit risk |  |  | – |  |  |  | – |  |  |  | –667 |  |  |  | –667 |  |  |  | – |  |  |  | – |  |  |  | 1,030 |  |  |  | 1,030 |
Cash flow hedge reserve |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gains/losses arising during the period |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | 3,703 |  |  |  | – |  |  |  | 3,703 |
Transfer to goodwill |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | –3,677 |  |  |  | – |  |  |  | –3,677 |
Tax on items that will not be reclassified to profit or loss |  |  | – |  |  |  | – |  |  |  | 137 |  |  |  | 137 |  |  |  | – |  |  |  | –758 |  |  |  | –212 |  |  |  | –970 |
Items that have been or may be reclassified to profit or loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash flow hedge reserve |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gains/losses arising during the period |  |  | – |  |  |  | 754 |  |  |  | – |  |  |  | 754 |  |  |  | – |  |  |  | –701 |  |  |  | – |  |  |  | –701 |
Reclassification to profit and loss |  |  | – |  |  |  | 1,090 |  |  |  | – |  |  |  | 1,090 |  |  |  | – |  |  |  | 280 |  |  |  | – |  |  |  | 280 |
Translation reserves |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Changes in translation reserves |  |  | –2,425 |  |  |  | – |  |  |  | – |  |  |  | –2,425 |  |  |  | 7,273 |  |  |  | – |  |  |  | – |  |  |  | 7,273 |
Reclassification to profit and loss |  |  | 59 |  |  |  | – |  |  |  | – |  |  |  | 59 |  |  |  | –85 |  |  |  | – |  |  |  | – |  |  |  | –85 |
Share of other comprehensive income of JV and associated companies |  |  | –10 |  |  |  | – |  |  |  | – |  |  |  | –10 |  |  |  | 49 |  |  |  | – |  |  |  | – |  |  |  | 49 |
Tax on items that have been or may be reclassified to profit or loss |  |  | – |  |  |  | –380 |  |  |  | – |  |  |  | –380 |  |  |  | – |  |  |  | 87 |  |  |  | – |  |  |  | 87 |
Other comprehensive income, net of tax |  |  | –2,376 |  |  |  | 1,464 |  |  |  | –530 |  |  |  | –1,442 |  |  |  | 7,237 |  |  |  | –1,066 |  |  |  | 818 |  |  |  | 6,989 |
Total comprehensive income |  |  | –2,376 |  |  |  | 1,464 |  |  |  | –530 |  |  |  | –1,442 |  |  |  | 7,237 |  |  |  | –1,066 |  |  |  | 818 |  |  |  | 6,989 |
Transfer to retained earnings |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | – |  |  |  | 758 |  |  |  | – |  |  |  | 758 |
Closing balance |  |  | 6,067 |  |  |  | 745 |  |  |  | –53 |  |  |  | 6,759 |  |  |  | 8,443 |  |  |  | –719 |  |  |  | 477 |  |  |  | 8,201 |

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