Analysis Of Income And Expense [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||
| Revenue [abstract] | ||||||||||
| Interest income | — | — | — |
–
SEK
|
— | — | — |
2,000,000
SEK
|
— | — |
| Material income and expense [abstract] | ||||||||||
| Finance income (cost) | — | — | — | — | — | — | — | — | — | — |
| Other finance income (cost) | — | — | — |
0
SEK
|
— | — | — |
69,000,000
SEK
|
— | — |
| Interest expense | — | — | — |
441,000,000
SEK
|
— | — | — |
439,000,000
SEK
|
— | — |
| Repairs and maintenance expense | — | — | — |
92,000,000
SEK
|
— | — | — |
104,000,000
SEK
|
— | — |
| Property management expense | — | — | — |
148,000,000
SEK
|
— | — | — |
24,000,000
SEK
|
— | — |
| Operating expense | — | — | — |
375,000,000
SEK
|
— | — | — |
449,000,000
SEK
|
— | — |
| Expenses by nature [abstract] | ||||||||||
| Tax expense other than income tax expense | — | — | — | — | — | — | — | — | — | — |
| Property tax expense | — | — | — |
96,000,000
SEK
|
— | — | — |
57,000,000
SEK
|
— | — |
| Other expenses, by nature | — | — | — |
49,000,000
SEK
|
— | — | — |
28,000,000
SEK
|
— | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — | — |
71,000,000
SEK
|
— | — | — |
70,000,000
SEK
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income |
–
SEK
|
83,000,000
SEK
|
–
SEK
|
2,180,000,000
SEK
|
2,097,000,000
SEK
|
718,000,000
SEK
|
–
SEK
|
648,000,000
SEK
|
70,000,000
SEK
|
–
SEK
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
2,182,000,000
SEK
|
— | — | — |
648,000,000
SEK
|
— | — |