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 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) | — |
9,074,000,000
SEK
|
8,892,000,000
SEK
|
182,000,000
SEK
|
0
SEK
|
— |
1 044,4
SEK
|
1 044,4
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Other adjustments for non-cash items | — |
564,000,000
SEK
|
— | — | — | — |
233,000,000
SEK
|
— | — |
| Cash flows from (used in) operating activities | — |
1,501,000,000
SEK
|
— | — | — | — |
3,253,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Purchase of property, plant and equipment, classified as investing activities | — |
208,000,000
SEK
|
— | — | — | — |
504,000,000
SEK
|
— | — |
| Purchase of intangible assets, classified as investing activities | — |
36,000,000
SEK
|
— | — | — | — |
0
SEK
|
— | — |
| Cash flows from (used in) investing activities | — |
2 749,0
SEK
|
— | — | — | — |
2 515,4
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from borrowings, classified as financing activities | — |
2 719,0
SEK
|
— | — | — | — |
1 909,6
SEK
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
1,798,000,000
SEK
|
— | — | — | — |
1,332,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities | — |
2 540,4
SEK
|
— | — | — | — |
1 776,3
SEK
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
586,000,000
SEK
|
— | — | — | — |
4,138,000,000
SEK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
0
SEK
|
— | — | — | — |
1,000,000
SEK
|
— | — |
| Cash and cash equivalents |
354,000,000
SEK
|
— | — | — | — |
940,000,000
SEK
|
— | — |
5,076,000,000
SEK
|