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Interest-Bearing Liabilities - Reconciliation of Liabilities Arising from Financing Activities (Detail) - SEK (kr) kr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Detailed Information About Borrowings [Line Items] |  |  |
Opening balance | kr 32,930 |  |
Cash ﬂows |  |  |
Proceeds from issuance of borrowings | 19,728 | kr 10,755 | kr 7,882
Repayment of borrowings | (7,884) | (16,029) | (5,791)
Other ﬁnancing activities | 1,124 | 352 | (2,183)
Lease payments | (2,857) | (2,593) | (2,368)
Non-cash changes |  |  |
Closing balance | 46,873 | 32,930 |
Liabilities Arising From Financing Activities [Member] |  |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |  |
Opening balance | 42,234 | 41,134 |
Cash ﬂows |  |  |
Proceeds from issuance of borrowings | 19,728 | 10,755 |
Repayment of borrowings | (7,884) | (16,029) |
Other ﬁnancing activities | 1,101 | 315 |
Lease payments | (2,857) | (2,593) |
Non-cash changes |  |  |
Effect of foreign exchange movement | (930) | 4,762 |
Revaluation due to changes in credit risk | 667 | (1,030) |
Other changes in fair value | 1,131 | (2,888) |
New lease contracts | 1,547 | 1,986 |
Balances regarding acquired business | 2 | 6,876 |
Other non-cash movements | (411) | (1,054) |
Closing balance | kr 54,328 | kr 42,234 | kr 41,134

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- Definition The amount of other comprehensive income, net of tax, related to changes in the fair value of financial liabilities attributable to the changes in the credit risk of those liabilities. [Refer: Other comprehensive income; Credit risk [member]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 91 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_91_a&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 7 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_7&doctype=Standard -URIDate 2023-03-23 + Details
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