Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 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] | |||||
| Cash flows from (used in) operations | — |
2,862,000,000
SEK
|
— |
1,444,000,000
SEK
|
— |
| Interest paid, classified as operating activities | — |
88,000,000
SEK
|
— |
97,000,000
SEK
|
— |
| Cash flows from (used in) operating activities | — |
2,017,000,000
SEK
|
— |
1,252,000,000
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
6,220,000,000
SEK
|
— |
4,659,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — |
-
SEK
|
— |
115,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
6,690,000,000
SEK
|
— |
4,806,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
-
SEK
|
— |
3,790,000,000
SEK
|
— |
| Proceeds from issuing other equity instruments | — |
79,000,000
SEK
|
— |
0
SEK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
1 370,0
SEK
|
— |
9,109,000,000
SEK
|
— |
| Repayments of borrowings, classified as financing activities | — |
9,887,000,000
SEK
|
— |
5,550,000,000
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
365,000,000
SEK
|
— |
168,000,000
SEK
|
— |
| Dividends paid, classified as financing activities | — |
271,000,000
SEK
|
— |
-
SEK
|
— |
| Cash flows from (used in) financing activities | — |
3,256,000,000
SEK
|
— |
7,181,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
1,417,000,000
SEK
|
— |
3,627,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
39,000,000
SEK
|
— |
18,000,000
SEK
|
— |
| Cash and cash equivalents |
2,716,000,000
SEK
|
— |
4,093,000,000
SEK
|
— |
484,000,000
SEK
|