Statement of Cash Flows - Additional Information (Detail) - SEK (kr) kr in Millions	Dec. 31, 2024	Dec. 31, 2023
Disclosure Of Cash Flow Statement [Abstract]
Cash and cash equivalents include cash	kr 19,622	kr 17,686
Cash equivalents	24,263	17,504
Cash and cash equivalents	kr 727	kr 1,115

Disclosure of cash flow statement.

No definition available.

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- Definition

The amount of significant cash and cash equivalent balances held by the entity that are not available for use by the group. [Refer: Cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 48
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_48&doctype=Standard
-URIDate 2024-03-27

+ Details

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- Definition

The amount of short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 45
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard
-URIDate 2024-03-27

+ Details

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- Definition

The amount of cash held by the entity. This does not include demand deposits.

+ References

+ Details

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