Statement Of Cash Flows [Abstract]
| Concept |
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 |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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) | — |
–
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
3,053,000,000
SEK
|
3,053,000,000
SEK
|
1,104,000,000
SEK
|
— |
–
SEK
|
1,104,000,000
SEK
|
–
SEK
|
–
SEK
|
–
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — | — | — |
928,000,000
SEK
|
— | — | — | — |
838,000,000
SEK
|
— | — | — | — |
| Adjustments for depreciation and amortisation expense | — | — | — | — | — |
1,743,000,000
SEK
|
— | — | — | — |
1,656,000,000
SEK
|
— | — | — | — |
| Other adjustments for non-cash items | — | — | — | — | — |
426,000,000
SEK
|
— | — | — | — |
231,000,000
SEK
|
— | — | — | — |
| Interest paid, classified as operating activities | — | — | — | — | — |
422,000,000
SEK
|
— | — | — | — |
586,000,000
SEK
|
— | — | — | — |
| Interest received, classified as operating activities | — | — | — | — | — |
21,000,000
SEK
|
— | — | — | — |
12,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — |
5,198,000,000
SEK
|
— | — | — | — |
3,275,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — |
138,000,000
SEK
|
— | — | — | — |
740,000,000
SEK
|
— | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — |
17,000,000
SEK
|
— | — | — | — |
6,000,000
SEK
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — |
392,000,000
SEK
|
— | — | — | — |
343,000,000
SEK
|
— | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — |
288,000,000
SEK
|
— | — | — | — |
363,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — |
1,209,000,000
SEK
|
— | — | — | — |
1,815,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — |
1,200,000,000
SEK
|
— | — | — | — |
1,974,000,000
SEK
|
— | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — |
3,677,000,000
SEK
|
— | — | — | — |
2,052,000,000
SEK
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — |
740,000,000
SEK
|
— | — | — | — |
704,000,000
SEK
|
— | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — |
3,568,000,000
SEK
|
— | — | — | — |
790,000,000
SEK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — |
421,000,000
SEK
|
— | — | — | — |
670,000,000
SEK
|
— | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — |
327,000,000
SEK
|
— | — | — | — |
455,000,000
SEK
|
— | — | — | — |
| Cash and cash equivalents |
5,416,000,000
SEK
|
— | — | — | — | — | — | — |
4,668,000,000
SEK
|
— | — | — | — | — |
4,453,000,000
SEK
|