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 |
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] | ||||||
| Material income and expense [abstract] | ||||||
| Repairs and maintenance expense | — |
74,000,000
SEK
|
— | — |
79,000,000
SEK
|
— |
| Property management expense | — |
73,000,000
SEK
|
— | — |
60,000,000
SEK
|
— |
| Gains (losses) on change in fair value of derivatives [abstract] | ||||||
| Gains (losses) on change in fair value of derivatives | — |
10,000,000
SEK
|
— | — |
1,000,000
SEK
|
— |
| Expenses by nature [abstract] | ||||||
| Tax expense other than income tax expense | — | — | — | — | — | — |
| Property tax expense | — |
15 3
SEK
|
— | — |
141,000,000
SEK
|
— |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — |
2 718
SEK
|
— | — |
1 033
SEK
|
— |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, before tax [abstract] | ||||||
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax | — |
8,000,000
SEK
|
— | — |
13,000,000
SEK
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
6,000,000
SEK
|
— | — |
14,000,000
SEK
|
— |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||
| Comprehensive income |
9 807
SEK
|
9 963
SEK
|
9 807
SEK
|
3 711
SEK
|
3 3 74
SEK
|
3 711
SEK
|