Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
1 168
SEK
|
1 199
SEK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
25,000,000
SEK
|
–
SEK
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current restricted cash and cash equivalents |
1 8
SEK
|
1 7
SEK
|
— |
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
3,000,000
SEK
|
2,000,000
SEK
|
— |
| Other current receivables |
1 5
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 |
62,000,000
SEK
|
1 2
SEK
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Current inventories held for sale |
1,000,000
SEK
|
1,000,000
SEK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
7 0
SEK
|
86,000,000
SEK
|
3 65
SEK
|
| Miscellaneous assets [abstract] | |||
| Derivative financial assets | — | — | — |
| Derivative financial assets held for hedging |
6,000,000
SEK
|
1 2
SEK
|
— |
| Classes of other provisions [abstract] | |||
| Provision for decommissioning, restoration and rehabilitation costs [abstract] | |||
| Non-current provision for decommissioning, restoration and rehabilitation costs |
4 9
SEK
|
4 6
SEK
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
370,000,000
SEK
|
552,000,000
SEK
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
146,000,000
SEK
|
18,000,000
SEK
|
— |
| Borrowings |
516,000,000
SEK
|
57 1
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 |
23,000,000
SEK
|
15,000,000
SEK
|
— |
| Miscellaneous liabilities [abstract] | |||
| Derivative financial liabilities | — | — | — |
| Derivative financial liabilities held for hedging |
1 58
SEK
|
1,000,000
SEK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
3,000,000
SEK
|
3,000,000
SEK
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
64 3
SEK
|
7 01
SEK
|
— |
| Miscellaneous equity [abstract] | |||
| Reserve of equity component of convertible instruments |
47,000,000
SEK
|
— | — |
| Net assets (liabilities) [abstract] | |||
| Assets |
1 511
SEK
|
1 418
SEK
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
21 2
SEK
|
1 42
SEK
|
— |
| Current liabilities |
361,000,000
SEK
|
59,000,000
SEK
|
— |
| Assets less current liabilities [abstract] | |||
| Net debt |
4 28
SEK
|
46 7
SEK
|
— |