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Employee Information - Summary of Number of Employees by Market Area (Detail) - Employee | Dec. 31, 2023 | Dec. 31, 2022
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Disclosure of Information About Employees [line items] |  |
Number of employees | 99,952 | 105,529
South East Asia, Oceania and India [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 27,016 | 27,761
North East Asia [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 12,331 | 13,207
North America [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 10,744 | 11,993
Europe and Latin America [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 45,380 | 48,023
Middle East and Africa [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 4,481 | 4,545
Of which in EU [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 34,763 | 36,594
Of which in Sweden [member] |  |
Disclosure of Information About Employees [line items] |  |
Number of employees | 13,977 | 14,481

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- Definition The number of personnel employed by the entity at a date. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_112_c&doctype=Standard -URIDate 2023-03-23 + Details
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