Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
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] | |||||||
| Profit (loss) | — |
2 955,3
SEK
|
2 955,3
SEK
|
1 461,7
SEK
|
— |
1 461,7
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||
| Adjustments for decrease (increase) in inventories | — |
935,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Other adjustments for non-cash items | — |
53,000,000
SEK
|
— | — | — |
5,000,000
SEK
|
— |
| Interest received, classified as operating activities | — |
3,000,000
SEK
|
— | — | — |
7,000,000
SEK
|
— |
| Cash flows from (used in) operating activities | — |
9,943,000,000
SEK
|
— | — | — |
1 072,2
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
398,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
66,000,000
SEK
|
— | — | — |
198,000,000
SEK
|
— |
| Purchase of intangible assets, classified as investing activities | — |
89,000,000
SEK
|
— | — | — |
432,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
6,283,000,000
SEK
|
— | — | — |
9,489,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Payments to acquire or redeem entity's shares | — |
–
SEK
|
— | — | — |
5,000,000,000
SEK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
4 250,0
SEK
|
— | — | — |
3 450,0
SEK
|
— |
| Repayments of borrowings, classified as financing activities | — |
3 700,0
SEK
|
— | — | — |
3 150,0
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
118,000,000
SEK
|
— | — | — |
414,000,000
SEK
|
— |
| Interest paid, classified as financing activities | — |
1,318,000,000
SEK
|
— | — | — |
1,252,000,000
SEK
|
— |
| Cash flows from (used in) financing activities | — |
324,000,000
SEK
|
— | — | — |
1 045,8
SEK
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
3,984,000,000
SEK
|
— | — | — |
9,225,000,000
SEK
|
— |
| Cash and cash equivalents |
1 182,0
SEK
|
— | — | — |
7,836,000,000
SEK
|
— |
1 706,1
SEK
|