Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
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 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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) |
156,000,000
SEK
|
— |
11 680
SEK
|
11 836
SEK
|
11 680
SEK
|
22 993
SEK
|
— |
22 837
SEK
|
156,000,000
SEK
|
22 993
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — | — |
1 008
SEK
|
— | — | — |
16,000,000
SEK
|
— | — | — |
| Adjustments for decrease (increase) in inventories | — | — | — |
92,000,000
SEK
|
— | — | — |
4,000,000
SEK
|
— | — | — |
| Adjustments for decrease (increase) in other operating receivables | — | — | — |
259,000,000
SEK
|
— | — | — |
2 909
SEK
|
— | — | — |
| Adjustments for increase (decrease) in other operating payables | — | — | — |
2 544
SEK
|
— | — | — |
1 409
SEK
|
— | — | — |
| Other adjustments for non-cash items | — | — | — |
30,000,000
SEK
|
— | — | — |
70,000,000
SEK
|
— | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — |
6 614
SEK
|
— | — | — |
400,000,000
SEK
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
27 376
SEK
|
— | — | — |
28 604
SEK
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
394,000,000
SEK
|
— | — | — |
717,000,000
SEK
|
— | — | — |
| Cash flows from (used in) investing activities | — | — | — |
10 908
SEK
|
— | — | — |
3 247
SEK
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — |
7 861
SEK
|
— | — | — | — | — | — | — |
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — | — | — |
12,000,000
SEK
|
— | — | — | — | — | — | — |
| Payments to acquire or redeem entity's shares | — | — | — |
21,000,000
SEK
|
— | — | — |
1 002
SEK
|
— | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — |
9,000,000
SEK
|
— | — | — |
12 026
SEK
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
9 550
SEK
|
— | — | — |
15 132
SEK
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
10 600
SEK
|
— | — | — |
23 098
SEK
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
5 868
SEK
|
— | — | — |
2 259
SEK
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
157,000,000
SEK
|
— | — | — |
137,000,000
SEK
|
— | — | — |
| Cash and cash equivalents | — |
14 358
SEK
|
— | — | — | — |
8 332
SEK
|
— | — | — |
6 210
SEK
|