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 |
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 |
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) | — |
184,000,000
SEK
|
184,000,000
SEK
|
184,000,000
SEK
|
0
SEK
|
— |
92,000,000
SEK
|
92,000,000
SEK
|
92,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||
| Adjustments for decrease (increase) in inventories | — | — |
14,000,000
SEK
|
— | — | — | — |
8,000,000
SEK
|
— | — |
| Adjustments for depreciation and amortisation expense | — | — |
259,000,000
SEK
|
— | — | — | — |
193,000,000
SEK
|
— | — |
| Other adjustments for non-cash items | — | — |
17,000,000
SEK
|
— | — | — | — |
2,000,000
SEK
|
— | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — |
7,000,000
SEK
|
— | — | — | — |
4,000,000
SEK
|
— | — |
| Interest paid, classified as operating activities | — | — |
40,000,000
SEK
|
— | — | — | — |
33,000,000
SEK
|
— | — |
| Interest received, classified as operating activities | — | — |
1,000,000
SEK
|
— | — | — | — |
0
SEK
|
— | — |
| Income taxes paid (refund), classified as operating activities | — | — |
82,000,000
SEK
|
— | — | — | — |
42,000,000
SEK
|
— | — |
| Cash flows from (used in) operating activities | — | — |
431,000,000
SEK
|
— | — | — | — |
175,000,000
SEK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
728,000,000
SEK
|
— | — | — | — |
434,000,000
SEK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — |
99,000,000
SEK
|
— | — | — | — |
33,000,000
SEK
|
— | — |
| Purchase of intangible assets, classified as investing activities | — | — |
3,000,000
SEK
|
— | — | — | — |
11,000,000
SEK
|
— | — |
| Proceeds from sales of other long-term assets, classified as investing activities | — | — |
2,000,000
SEK
|
— | — | — | — |
-
SEK
|
— | — |
| Cash flows from (used in) investing activities | — | — |
811,000,000
SEK
|
— | — | — | — |
465,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Proceeds from issuing shares | — | — |
-
SEK
|
— | — | — | — |
146,000,000
SEK
|
— | — |
| Proceeds from issuing other equity instruments | — | — |
32,000,000
SEK
|
— | — | — | — |
47,000,000
SEK
|
— | — |
| Payments to acquire or redeem entity's shares | — | — |
47,000,000
SEK
|
— | — | — | — |
30,000,000
SEK
|
— | — |
| Proceeds from borrowings, classified as financing activities | — | — |
744,000,000
SEK
|
— | — | — | — |
1 460
SEK
|
— | — |
| Repayments of borrowings, classified as financing activities | — | — |
100,000,000
SEK
|
— | — | — | — |
993,000,000
SEK
|
— | — |
| Payments of lease liabilities, classified as financing activities | — | — |
137,000,000
SEK
|
— | — | — | — |
103,000,000
SEK
|
— | — |
| Cash flows from (used in) financing activities | — | — |
492,000,000
SEK
|
— | — | — | — |
522,000,000
SEK
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — |
112,000,000
SEK
|
— | — | — | — |
231,000,000
SEK
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
12,000,000
SEK
|
— | — | — | — |
4,000,000
SEK
|
— | — |
| Cash and cash equivalents |
476,000,000
SEK
|
— | — | — | — |
352,000,000
SEK
|
— | — | — |
117,000,000
SEK
|