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 |
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) | — |
3,468,000,000
SEK
|
3,468,000,000
SEK
|
— |
2,411,000,000
SEK
|
2,411,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||
| Adjustments for decrease (increase) in trade accounts receivable | — |
179,000,000
SEK
|
— | — |
219,000,000
SEK
|
— | — |
| Adjustments for decrease (increase) in other operating receivables | — |
87,000,000
SEK
|
— | — |
153,000,000
SEK
|
— | — |
| Cash flows from (used in) operating activities | — |
4,410,000,000
SEK
|
— | — |
3,164,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
459,000,000
SEK
|
— | — |
3,578,000,000
SEK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
101,000,000
SEK
|
— | — |
123,000,000
SEK
|
— | — |
| Purchase of intangible assets, classified as investing activities | — |
1,291,000,000
SEK
|
— | — |
885,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities | — |
1,852,000,000
SEK
|
— | — |
4,774,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Proceeds from issuing shares | — |
9,000,000
SEK
|
— | — |
140,000,000
SEK
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
-
SEK
|
— | — |
2,000,000,000
SEK
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
1,163,000,000
SEK
|
— | — |
242,000,000
SEK
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
303,000,000
SEK
|
— | — |
224,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities | — |
1,945,000,000
SEK
|
— | — |
1,217,000,000
SEK
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
614,000,000
SEK
|
— | — |
393,000,000
SEK
|
— | — |
| Cash and cash equivalents |
4,347,000,000
SEK
|
— | — |
3,733,000,000
SEK
|
— | — |
4,126,000,000
SEK
|