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v3.22.1

Segment Information - Summary of Operating Segments (Detail) - SEK (kr) kr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of operating segments [line items] |  |  |
Net sales | kr 232,314 | kr 232,390 | kr 227,216
Gross income | 100,749 | 93,724 | 84,824
Earnings (loss) before financial items and income tax (EBIT) | 31,780 | 27,808 | 10,564
Financial income and expenses, net | (2,530) | (596) | (1,802)
Income after ﬁnancial items | 29,250 | 27,212 | 8,762
Income tax | (6,270) | (9,589) | (6,922)
Net income (loss) | 22,980 | 17,623 | 1,840
Other segment items |  |  |
Share in earnings of JV and associated companies | (260) | (298) | (335)
Impairment losses | 0 | (47) |
Restructuring charges | (549) | (1,306) | (798)
Networks [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 167,838 | 165,978 | 155,009
Digital services [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 36,151 | 37,324 | 39,857
Managed services [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 20,379 | 22,600 | 25,565
Emerging business and other [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 7,946 | 6,488 | 6,785
Operating segments [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 232,314 | 232,390 | 227,216
Gross income | kr 100,749 | kr 93,724 | kr 84,824
Gross margin | 43.40% | 40.30% | 37.30%
Earnings (loss) before financial items and income tax (EBIT) | kr 31,780 | kr 27,808 | kr 10,564
EBIT margin | 13.70% | 12.00% | 4.60%
Financial income and expenses, net | kr (2,530) | kr (596) | kr (1,802)
Income after ﬁnancial items | 29,250 | 27,212 | 8,762
Income tax | (6,270) | (9,589) | (6,922)
Net income (loss) | 22,980 | 17,623 | 1,840
Other segment items |  |  |
Share in earnings of JV and associated companies | (260) | (298) | (335)
Amortizations | (2,507) | (1,989) | (2,538)
Depreciations | (5,951) | (5,989) | (6,061)
Impairment losses | (511) | (696) | (490)
Restructuring charges | (549) | (1,306) | (798)
Gains/losses on sale of investments and operations | 961 | (141) | 697
Operating segments [member] | Networks [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 167,838 | 165,978 | 155,009
Gross income | kr 78,869 | kr 72,413 | kr 64,717
Gross margin | 47.00% | 43.60% | 41.80%
Earnings (loss) before financial items and income tax (EBIT) | kr 37,266 | kr 30,851 | kr 24,767
EBIT margin | 22.20% | 18.60% | 16.00%
Other segment items |  |  |
Share in earnings of JV and associated companies | kr 40 | kr 37 | kr 26
Amortizations | (1,169) | (775) | (517)
Depreciations | (3,764) | (3,764) | (3,604)
Impairment losses | (127) | (494) | (295)
Restructuring charges | (262) | (746) | (68)
Gains/losses on sale of investments and operations | 14 | (129) | (225)
Operating segments [member] | Digital services [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 36,151 | 37,324 | 39,857
Gross income | kr 15,092 | kr 15,637 | kr 14,836
Gross margin | 41.70% | 41.90% | 37.20%
Earnings (loss) before financial items and income tax (EBIT) | kr (3,604) | kr (2,206) | kr (4,027)
EBIT margin | (10.00%) | (5.90%) | (10.10%)
Other segment items |  |  |
Share in earnings of JV and associated companies | kr 29 | kr 28 | kr 41
Amortizations | (490) | (607) | (1,413)
Depreciations | (1,194) | (1,252) | (1,478)
Impairment losses | (177) | (119) | (128)
Restructuring charges | (130) | (19) | (614)
Gains/losses on sale of investments and operations |  | 12 | (2)
Operating segments [member] | Managed services [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 20,379 | 22,600 | 25,565
Gross income | kr 3,835 | kr 4,012 | kr 3,990
Gross margin | 18.80% | 17.80% | 15.60%
Earnings (loss) before financial items and income tax (EBIT) | kr 1,468 | kr 1,563 | kr 2,309
EBIT margin | 7.20% | 6.90% | 9.00%
Other segment items |  |  |
Share in earnings of JV and associated companies | kr 43 | kr 5 | kr 3
Amortizations | (18) | (5) | (5)
Depreciations | (377) | (386) | (413)
Impairment losses | (8) | (25) | (24)
Restructuring charges | (124) | (258) | (45)
Gains/losses on sale of investments and operations | (50) | 5 | (12)
Operating segments [member] | Emerging business and other [member] |  |  |
Disclosure of operating segments [line items] |  |  |
Net sales | 7,946 | 6,488 | 6,785
Gross income | kr 2,953 | kr 1,662 | kr 1,281
Gross margin | 37.20% | 25.60% | 18.90%
Earnings (loss) before financial items and income tax (EBIT) | kr (3,350) | kr (2,400) | kr (12,485)
EBIT margin | (42.20%) | (37.00%) | (184.00%)
Other segment items |  |  |
Share in earnings of JV and associated companies | kr (372) | kr (368) | kr (405)
Amortizations | (830) | (602) | (603)
Depreciations | (616) | (587) | (566)
Impairment losses | (199) | (58) | (43)
Restructuring charges | (33) | (283) | (71)
Gains/losses on sale of investments and operations | kr 997 | kr (29) | kr 936

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- Definition The entity's share of the profit (loss) of associates and joint ventures accounted for using the equity method. [Refer: Associates [member]; Investments accounted for using equity method; Joint ventures [member]; Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 23 -Subparagraph g -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_23_g&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2021-01-01 -Paragraph 28 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2021-en-r&anchor=para_28_e&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective on first application of IFRS 9 -Name IFRS -Number 4 -IssueDate 2021-01-01 -Paragraph 39M -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2021-en-b&anchor=para_39M_b&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 82 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_82_c&doctype=Standard -URIDate 2021-03-24 + Details
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