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) | — |
621,000,000
SEK
|
621,000,000
SEK
|
485,000,000
SEK
|
— |
485,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||
| Adjustments for decrease (increase) in inventories | — |
453,000,000
SEK
|
— | — | — |
47,000,000
SEK
|
— |
| Adjustments for depreciation and amortisation expense | — |
519,000,000
SEK
|
— | — | — |
475,000,000
SEK
|
— |
| Other adjustments for non-cash items | — |
12,000,000
SEK
|
— | — | — |
6,000,000
SEK
|
— |
| Interest paid, classified as operating activities | — |
62,000,000
SEK
|
— | — | — |
64,000,000
SEK
|
— |
| Interest received, classified as operating activities | — |
10,000,000
SEK
|
— | — | — |
22,000,000
SEK
|
— |
| Cash flows from (used in) operating activities | — |
814,000,000
SEK
|
— | — | — |
1 197
SEK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
234,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
5,000,000
SEK
|
— | — | — |
1,000,000
SEK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
207,000,000
SEK
|
— | — | — |
146,000,000
SEK
|
— |
| Purchase of intangible assets, classified as investing activities | — |
22,000,000
SEK
|
— | — | — |
27,000,000
SEK
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — |
0
SEK
|
— | — | — |
2,000,000
SEK
|
— |
| Cash flows from (used in) investing activities | — |
466,000,000
SEK
|
— | — | — |
170,000,000
SEK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Payments to acquire or redeem entity's shares | — |
200,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
322,000,000
SEK
|
— | — | — |
284,000,000
SEK
|
— |
| Dividends paid, classified as financing activities | — |
168,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Cash flows from (used in) financing activities | — |
375,000,000
SEK
|
— | — | — |
996,000,000
SEK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
28,000,000
SEK
|
— | — | — |
30,000,000
SEK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
9,000,000
SEK
|
— | — | — |
–
SEK
|
— |
| Cash and cash equivalents |
43,000,000
SEK
|
— | — | — |
62,000,000
SEK
|
— |
32,000,000
SEK
|