Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 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 |
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) |
14,000,000
SEK
|
— |
572,000,000
SEK
|
587,000,000
SEK
|
572,000,000
SEK
|
432,000,000
SEK
|
— |
446,000,000
SEK
|
15,000,000
SEK
|
432,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — |
236,000,000
SEK
|
— | — | — |
2,000,000
SEK
|
— | — | — |
| Adjustments for decrease (increase) in other operating receivables | — | — | — |
201,000,000
SEK
|
— | — | — |
15,000,000
SEK
|
— | — | — |
| Adjustments to reconcile profit (loss) | — | — | — |
859,000,000
SEK
|
— | — | — |
898,000,000
SEK
|
— | — | — |
| Interest paid, classified as operating activities | — | — | — |
95,000,000
SEK
|
— | — | — |
113,000,000
SEK
|
— | — | — |
| Interest received, classified as operating activities | — | — | — |
9,000,000
SEK
|
— | — | — |
10,000,000
SEK
|
— | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — |
192,000,000
SEK
|
— | — | — |
170,000,000
SEK
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
1 227
SEK
|
— | — | — |
1 625
SEK
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
2,000,000
SEK
|
— | — | — |
1,000,000
SEK
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
33,000,000
SEK
|
— | — | — |
37,000,000
SEK
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — |
1,000,000
SEK
|
— | — | — |
8,000,000
SEK
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
96,000,000
SEK
|
— | — | — |
103,000,000
SEK
|
— | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — |
78,000,000
SEK
|
— | — | — |
49,000,000
SEK
|
— | — | — |
| Cash payments for futures contracts, forward contracts, option contracts and swap contracts, classified as investing activities | — | — | — |
18,000,000
SEK
|
— | — | — |
–
SEK
|
— | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — |
3,000,000
SEK
|
— | — | — |
6,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — |
201,000,000
SEK
|
— | — | — |
186,000,000
SEK
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — |
0
SEK
|
— | — | — |
–
SEK
|
— | — | — |
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — |
27,000,000
SEK
|
— | — | — |
11,000,000
SEK
|
— | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
1 237
SEK
|
— | — | — |
42,000,000
SEK
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
1 674
SEK
|
— | — | — |
1 029
SEK
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
569,000,000
SEK
|
— | — | — |
1 339
SEK
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
457,000,000
SEK
|
— | — | — |
100,000,000
SEK
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
15,000,000
SEK
|
— | — | — |
35,000,000
SEK
|
— | — | — |
| Cash and cash equivalents | — |
892,000,000
SEK
|
— | — | — | — |
420,000,000
SEK
|
— | — | — |
355,000,000
SEK
|