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Business Combinations - Summary of Divestments Transactions (Detail) - SEK (kr) kr in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Net assets disposed of |  |  |
Goodwill | kr 34,945 | kr 31,200 | kr 30,035
Cash ﬂow effect | 4 | 360 |
Divestments 2018-2020 [member] |  |  |
Disclosure Of Divestitures [Line Items] |  |  |
Proceeds | 4 | 1,569 | 226
Net assets disposed of |  |  |
Property, plant and equipment | 1 | 171 | 55
Right-of-use assets | 1 | 20 |
Investments in associates |  | 5 | 114
Intangible assets | 48 | 820 | 30
Goodwill | 4 |  |
Other assets | 83 | 96 | 809
Provisions, incl. post-employment beneﬁts | (1) | 244 | (43)
Other liabilities | 6 | (774) | (571)
Total net assets | 142 | 582 | 394
Net gains/losses from divestments | (138) | 987 | (168)
Shares in associated companies |  | (1,209) |
Cash ﬂow effect | kr 4 | kr 360 | kr 226

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