Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||
| Profit (loss) |
23,000,000
SEK
|
— | — |
14 461
SEK
|
14 484
SEK
|
14 461
SEK
|
8 735
SEK
|
— |
8 721
SEK
|
14,000,000
SEK
|
— |
8 735
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — | — |
5 245
SEK
|
— | — | — |
867,000,000
SEK
|
— | — | — | — |
| Other adjustments for non-cash items | — | — | — | — |
2 356
SEK
|
— | — | — |
926,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — |
13 177
SEK
|
— | — | — |
15 347
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — |
423,000,000
SEK
|
— | — | — |
778,000,000
SEK
|
— | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — |
23 578
SEK
|
— | — | — |
3 274
SEK
|
— | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — |
578,000,000
SEK
|
— | — | — |
269,000,000
SEK
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — |
2 936
SEK
|
— | — | — |
2 684
SEK
|
— | — | — | — |
| Proceeds from sales of intangible assets, classified as investing activities | — | — | — | — |
13,000,000
SEK
|
— | — | — |
0
SEK
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — |
642,000,000
SEK
|
— | — | — |
514,000,000
SEK
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — | — |
190,000,000
SEK
|
— | — | — |
89,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — |
26 191
SEK
|
— | — | — |
4 775
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — | — |
21 312
SEK
|
— | — | — |
56,000,000
SEK
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — |
9 660
SEK
|
— | — | — |
2 354
SEK
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — |
1 025
SEK
|
— | — | — |
1 012
SEK
|
— | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — |
8 140
SEK
|
— | — | — |
–
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — |
2 486
SEK
|
— | — | — |
3 310
SEK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — |
10 527
SEK
|
— | — | — |
7 261
SEK
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — |
360,000,000
SEK
|
— | — | — |
496,000,000
SEK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — | — |
10 489
SEK
|
— | — | — |
7 327
SEK
|
— | — | — | — |
| Cash and cash equivalents | — |
13 585
SEK
|
13 585
SEK
|
— | — | — | — |
23 752
SEK
|
— | — |
23 752
SEK
|
— |
16 987
SEK
|