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Provisions - Summary of Provisions (Detail) - SEK (kr) kr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | kr 11,588 | kr 9,504
Additions | 10,477 | 6,785
Balances regarding acquired business | 0 | 1,050
Reversal of excess amounts | (1,540) | (2,038)
Charged to income statement | 8,937 | 4,747
Utilization/Cash out | (8,566) | (4,573)
Reclassiﬁcations | (64) | 575
Translation differences | (189) | 285
Closing balance | 11,706 | 11,588
Provisions, current | 6,779 | 7,629
Provisions, non-current | 4,927 | 3,959
Restructuring [member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 669 | 639
Additions | 6,082 | 400
Reversal of excess amounts | (112) | (54)
Utilization/Cash out | (2,866) | (338)
Reclassiﬁcations | (14) | (21)
Translation differences | (39) | 43
Closing balance | 3,720 | 669
Provisions, current | 2,865 | 448
Provisions, non-current | 855 | 221
Customer Related Provision [member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 3,093 | 3,440
Additions | 481 | 1,024
Reversal of excess amounts | (131) | (585)
Utilization/Cash out | (541) | (824)
Reclassiﬁcations | 0 | (31)
Translation differences | (45) | 69
Closing balance | 2,857 | 3,093
Provisions, current | 984 | 1,215
Provisions, non-current | 1,873 | 1,878
Suppliers Related Provision [member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 722 | 1,231
Additions | 849 | 561
Reversal of excess amounts | (416) | (960)
Utilization/Cash out | (138) | (144)
Reclassiﬁcations | (57) | 32
Translation differences | (6) | 2
Closing balance | 954 | 722
Provisions, current | 346 | 198
Provisions, non-current | 608 | 524
Warranty [member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 678 | 1,074
Additions | 831 | 368
Reversal of excess amounts | 0 | (120)
Utilization/Cash out | (547) | (646)
Reclassiﬁcations | 0 | 0
Translation differences | (6) | 2
Closing balance | 956 | 678
Provisions, current | 705 | 572
Provisions, non-current | 251 | 106
Other [member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 5,441 | 1,529
Additions | 824 | 4,129
Balances regarding acquired business |  | 1,050
Reversal of excess amounts | (821) | (220)
Utilization/Cash out | (3,792) | (1,724)
Reclassiﬁcations | 7 | 595
Translation differences | (24) | 82
Closing balance | 1,635 | 5,441
Provisions, current | 977 | 4,554
Provisions, non-current | 658 | 887
Provision for Share Based Payments [Member] |  |
Disclosure Of Changes In Provisions [Line Items] |  |
Opening balance | 985 | 1,591
Additions | 1,410 | 303
Reversal of excess amounts | (60) | (99)
Utilization/Cash out | (682) | (897)
Reclassiﬁcations | 0 | 0
Translation differences | (69) | 87
Closing balance | 1,584 | 985
Provisions, current | 902 | 642
Provisions, non-current | kr 682 | kr 343

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- Definition The increase in other provisions resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_84&doctype=Standard -URIDate 2023-03-23 + 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 increase (decrease) in other provisions resulting from foreign currency exchange rate changes on provisions measured in a currency different from the entity's presentation currency. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_84&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2023-01-01 -Paragraph 84 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2023-en-r&anchor=para_84&doctype=Standard -URIDate 2023-03-23 + Details
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