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] | |||||
| Interest paid, classified as operating activities | — |
316,000,000
SEK
|
— |
296,000,000
SEK
|
— |
| Cash flows from (used in) operating activities | — |
7,290,000,000
SEK
|
— |
7,209,000,000
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
1 046,0
SEK
|
— |
2,189,000,000
SEK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
1,889,000,000
SEK
|
— |
1,152,000,000
SEK
|
— |
| Purchase of intangible assets, classified as investing activities | — |
385,000,000
SEK
|
— |
70,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — |
186,000,000
SEK
|
— |
26,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
1 215,0
SEK
|
— |
3,437,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from borrowings, classified as financing activities | — |
8,057,000,000
SEK
|
— |
4,816,000,000
SEK
|
— |
| Dividends paid, classified as financing activities | — |
1,808,000,000
SEK
|
— |
1,507,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as financing activities | — |
3,000,000
SEK
|
— |
130,000,000
SEK
|
— |
| Cash flows from (used in) financing activities | — |
3,353,000,000
SEK
|
— |
2,027,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
151,000,000
SEK
|
— |
235,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,507,000,000
SEK
|
— |
1,745,000,000
SEK
|
— |
| Cash and cash equivalents |
4,805,000,000
SEK
|
— |
6,161,000,000
SEK
|
— |
4,651,000,000
SEK
|