Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
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 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) | — |
0
SEK
|
0
SEK
|
409,000,000
SEK
|
409,000,000
SEK
|
0
SEK
|
— | — |
0
SEK
|
— |
0
SEK
|
0
SEK
|
3,692,000,000
SEK
|
3,692,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — |
201,000,000
SEK
|
— | — |
354,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Adjustments for provisions | — | — | — |
64,000,000
SEK
|
— | — |
302,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — | — |
119,000,000
SEK
|
— | — |
52,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Adjustments to reconcile profit (loss) | — | — | — |
505,000,000
SEK
|
— | — |
788,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Interest paid, classified as operating activities | — | — | — |
27,000,000
SEK
|
— | — |
55,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Interest received, classified as operating activities | — | — | — |
5,000,000
SEK
|
— | — |
8,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — |
731,000,000
SEK
|
— | — |
216,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
0
SEK
|
— | — |
921,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
0
SEK
|
— | — |
1,125,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
5,000,000
SEK
|
— | — |
152,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — |
375,000,000
SEK
|
— | — |
556,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — |
380,000,000
SEK
|
— | — |
912,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from issuing shares | — | — | — |
0
SEK
|
— | — |
209,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
0
SEK
|
— | — |
1,500,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
750,000,000
SEK
|
— | — |
850,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — | — | — |
74,000,000
SEK
|
— | — |
204,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — |
824,000,000
SEK
|
— | — |
655,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
226,000,000
SEK
|
— | — |
126,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
473,000,000
SEK
|
— | — |
41,000,000
SEK
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents |
1,544,000,000
SEK
|
— | — | — | — | — | — |
1,791,000,000
SEK
|
— |
1,791,000,000
SEK
|
— | — | — | — |
1,706,000,000
SEK
|