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Post-Employment Benefits - Summary of Sensitivity Analysis of Significant Actuarial Assumptions (Detail) - Present value of defined benefit obligation [member] kr in Millions | Dec. 31, 2023 SEK (kr)
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Discount rate [member] | Sweden [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | kr 5.2
Impact of increase in DBO assumptions | (4.6)
Discount rate [member] | US [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | 0.3
Impact of increase in DBO assumptions | (0.2)
Discount rate [member] | United Kingdom [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | 0.8
Impact of increase in DBO assumptions | (0.7)
Actuarial assumption of expected rates of inflation [member] | Sweden [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (4.4)
Impact of increase in DBO assumptions | 4.9
Actuarial assumption of expected rates of inflation [member] | US [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | 0.0
Impact of increase in DBO assumptions | 0.0
Actuarial assumption of expected rates of inflation [member] | United Kingdom [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (0.1)
Impact of increase in DBO assumptions | 0.6
Actuarial assumption of expected rates of salary increases [member] | Sweden [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (1.4)
Impact of increase in DBO assumptions | 1.5
Actuarial assumption of expected rates of salary increases [member] | US [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | 0.0
Impact of increase in DBO assumptions | 0.0
Actuarial assumption of expected rates of salary increases [member] | United Kingdom [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | 0.0
Impact of increase in DBO assumptions | 0.0
Longevity [member] | Sweden [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (2.1)
Impact of increase in DBO assumptions | 2.1
Longevity [member] | US [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (0.1)
Impact of increase in DBO assumptions | 0.1
Longevity [member] | United Kingdom [member] |
Disclosure of sensitivity analysis for actuarial assumptions [line items] |
Impact of decrease in DBO assumptions | (0.3)
Impact of increase in DBO assumptions | kr 0.3

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The increase (decrease) in a defined benefit obligation that would have been caused by a decrease in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_145_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The increase (decrease) in a defined benefit obligation that would have been caused by an increase in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2023-01-01 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2023-en-r&anchor=para_145_a&doctype=Standard -URIDate 2023-03-23 + Details
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