Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Interest paid, classified as operating activities |
31,000,000
SEK
|
— | — |
27,000,000
SEK
|
— |
| Interest received, classified as operating activities |
48,000,000
SEK
|
— | — |
5,000,000
SEK
|
— |
| Cash flows from (used in) operating activities |
1,477,000,000
SEK
|
— | — |
731,000,000
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Purchase of property, plant and equipment, classified as investing activities |
1,000,000
SEK
|
— | — |
5,000,000
SEK
|
— |
| Purchase of intangible assets, classified as investing activities |
260,000,000
SEK
|
— | — |
375,000,000
SEK
|
— |
| Cash flows from (used in) investing activities |
261,000,000
SEK
|
— | — |
380,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Repayments of borrowings, classified as financing activities |
750,000,000
SEK
|
— | — |
750,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as financing activities |
74,000,000
SEK
|
— | — |
74,000,000
SEK
|
— |
| Cash flows from (used in) financing activities |
824,000,000
SEK
|
— | — |
824,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
7,000,000
SEK
|
— | — |
226,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
392,000,000
SEK
|
— | — |
473,000,000
SEK
|
— |
| Cash and cash equivalents | — |
1,943,000,000
SEK
|
1,544,000,000
SEK
|
— |
1,791,000,000
SEK
|