Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
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 |
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) |
1,631,000,000
SEK
|
—
SEK
|
12,546,000,000
SEK
|
— |
—
SEK
|
—
SEK
|
—
SEK
|
—
SEK
|
14,177,000,000
SEK
|
12,546,000,000
SEK
|
7,788,000,000
SEK
|
5,834,000,000
SEK
|
—
SEK
|
—
SEK
|
— |
—
SEK
|
—
SEK
|
1,954,000,000
SEK
|
—
SEK
|
5,834,000,000
SEK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||||||||||||
| Adjustments for decrease (increase) in inventories | — | — | — | — | — | — | — | — |
3,643,000,000
SEK
|
— |
454,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Adjustments for decrease (increase) in trade accounts receivable | — | — | — | — | — | — | — | — |
2,845,000,000
SEK
|
— |
2,137,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Adjustments for increase (decrease) in trade accounts payable | — | — | — | — | — | — | — | — |
3,328,000,000
SEK
|
— |
5,183,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Adjustments for depreciation and amortisation expense | — | — | — | — | — | — | — | — |
15,005,000,000
SEK
|
— |
14,449,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Adjustments for provisions | — | — | — | — | — | — | — | — |
1,126,000,000
SEK
|
— |
303,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Other adjustments for non-cash items | — | — | — | — | — | — | — | — |
750,000,000
SEK
|
— |
3,989,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Dividends received, classified as operating activities | — | — | — | — | — | — | — | — |
1,991,000,000
SEK
|
— |
333,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Interest paid, classified as operating activities | — | — | — | — | — | — | — | — |
1,139,000,000
SEK
|
— |
1,268,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Interest received, classified as operating activities | — | — | — | — | — | — | — | — |
602,000,000
SEK
|
— |
550,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — | — | — |
29,852,000,000
SEK
|
— |
34,285,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — | — | — | — | — | — |
123,000,000
SEK
|
— |
431,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — | — | — | — | — | — |
11,352,000,000
SEK
|
— |
9,986,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — | — | — | — | — | — |
11,972,000,000
SEK
|
— |
8,574,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — | — | — | — | — | — | — |
150,000,000
SEK
|
— |
—
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — | — | — |
34,737,000,000
SEK
|
— |
21,003,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||||||||
| Proceeds from issuing shares | — | — | — | — | — | — | — | — |
20,807,000,000
SEK
|
— |
—
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — | — | — | — |
1,579,000,000
SEK
|
— |
5,011,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — | — | — |
2,957,000,000
SEK
|
— |
4,612,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — | — | — | — | — |
10,462,000,000
SEK
|
— |
4,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — | — | — | — | — | — | — | — |
905,000,000
SEK
|
— |
396,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — | — | — |
1,178,000,000
SEK
|
— |
834,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — | — | — | — | — | — |
3,707,000,000
SEK
|
— |
12,448,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — | — | — | — | — | — |
4,380,000,000
SEK
|
— |
2,853,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — |
62,265,000,000
SEK
|
— | — | — | — | — | — | — | — | — | — |
61,592,000,000
SEK
|
— | — | — | — | — |
51,997,000,000
SEK
|