Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
2 175
SEK
|
1 164
SEK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
30,000,000
SEK
|
25,000,000
SEK
|
— |
| Trade and other non-current receivables [abstract] | |||
| Other non-current receivables |
18 0
SEK
|
112,000,000
SEK
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current restricted cash and cash equivalents |
37,000,000
SEK
|
29,000,000
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
14,000,000
SEK
|
7,000,000
SEK
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments and current accrued income other than current contract assets |
3 8
SEK
|
69,000,000
SEK
|
— |
| Other current receivables |
22,000,000
SEK
|
12,000,000
SEK
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
248,000,000
SEK
|
14 9
SEK
|
— |
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets at amortised cost |
2 7
SEK
|
26,000,000
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
917,000,000
SEK
|
1 220
SEK
|
70,000,000
SEK
|
| Miscellaneous assets [abstract] | |||
| Derivative financial assets | — | — | — |
| Derivative financial assets held for hedging |
58,000,000
SEK
|
26,000,000
SEK
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
1 075
SEK
|
92 5
SEK
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
53,000,000
SEK
|
27,000,000
SEK
|
— |
| Borrowings |
1 129
SEK
|
952,000,000
SEK
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current trade payables |
2 7
SEK
|
49,000,000
SEK
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current accruals and current deferred income including current contract liabilities |
8 8
SEK
|
4 6
SEK
|
— |
| Miscellaneous liabilities [abstract] | |||
| Derivative financial liabilities | — | — | — |
| Derivative financial liabilities held for hedging |
−
SEK
|
13 3
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
4,000,000
SEK
|
4,000,000
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
337,000,000
SEK
|
12 9
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Additional paid-in capital |
1 499
SEK
|
1 567
SEK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
3 807
SEK
|
2 916
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
1 297
SEK
|
1 483
SEK
|
— |
| Current liabilities |
176,000,000
SEK
|
2 58
SEK
|
— |
| Assets less current liabilities [abstract] | |||
| Net debt |
183,000,000
SEK
|
296,000,000
SEK
|
— |