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Provisions - Additional Information (Detail) kr in Millions, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2023 SEK (kr) | Dec. 31, 2022 SEK (kr) | Jun. 30, 2023 SEK (kr) | Jun. 30, 2023 USD ($) | Dec. 31, 2021 SEK (kr)
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | kr 8,566 | kr 4,573 |  |  |
Non-current provisions | 4,927 | 3,959 |  |  |
Provisions | 11,706 | 11,588 |  |  | kr 9,504
Additional provisions, other provisions | 10,477 | 6,785 |  |  |
Restructuring [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 2,866 | 338 |  |  |
Non-current provisions | 855 | 221 |  |  |
Provisions | kr 3,720 | 669 |  |  | 639
Description of expected timing of outflows, other provisions | 1 year |  |  |  |
Utilization of provisions | kr 2,900 |  |  |  |
Additional provisions, other provisions | 6,082 | 400 |  |  |
Restructuring [member] | United States Department Of Justice [Member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Prior year fine paid |  |  | kr 2,200 | $ 206.7 |
Customer Related Provision [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 541 | 824 |  |  |
Non-current provisions | 1,873 | 1,878 |  |  |
Provisions | kr 2,857 | 3,093 |  |  | 3,440
Description of expected timing of outflows, other provisions | 5 years |  |  |  |
Additional provisions, other provisions | kr 481 | 1,024 |  |  |
Suppliers Related Provision [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 138 | 144 |  |  |
Non-current provisions | 608 | 524 |  |  |
Provisions | kr 954 | 722 |  |  | 1,231
Description of expected timing of outflows, other provisions | 2 years |  |  |  |
Additional provisions, other provisions | kr 849 | 561 |  |  |
Warranty [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 547 | 646 |  |  |
Non-current provisions | 251 | 106 |  |  |
Provisions | kr 956 | 678 |  |  | 1,074
Description of expected timing of outflows, other provisions | 1 year |  |  |  |
Additional provisions, other provisions | kr 831 | 368 |  |  |
Other [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 3,792 | 1,724 |  |  |
Non-current provisions | 658 | 887 |  |  |
Provisions | 1,635 | 5,441 |  |  | 1,529
Additional provisions, other provisions | 824 | 4,129 |  |  |
Provision for Share Based Payments [member] |  |  |  |  |
Disclosure of Provisions [line items] |  |  |  |  |
Actual cash outlays | 682 | 897 |  |  |
Non-current provisions | 682 | 343 |  |  |
Provisions | kr 1,584 | 985 |  |  | kr 1,591
Description of expected timing of outflows, other provisions | 3 years |  |  |  |
Additional provisions, other provisions | kr 1,410 | kr 303 |  |  |

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- Definition Utilization of prior year provision for agreed fine. + References No definition available. + Details
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- Definition Utilization Of Provisions. + References No definition available. + Details
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- Definition The amount of additional other provisions made. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 84 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_84_b&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The description of the expected timing of outflows of economic benefits related to other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 85 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_85_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of non-current provisions, including provisions for employee benefits. [Refer: Provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph l -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_l&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount used (ie incurred and charged against the provision) for other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 84 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_84_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of liabilities of uncertain timing or amount, including provisions for employee benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph l -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_l&doctype=Standard -URIDate 2023-03-23 + Details
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