Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-01-01 |
As at 2019-01-01 |
|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||||
| Intangible assets and goodwill [abstract] | ||||
| Intangible assets other than goodwill [abstract] | ||||
| Other intangible assets |
444,000,000
NOK
|
679,000,000
NOK
|
— | — |
| Cash and cash equivalents [abstract] | ||||
| Cash and cash equivalents |
3,804,000,000
NOK
|
1,528,000,000
NOK
|
1,528,000,000
NOK
|
3,211,000,000
NOK
|
| Miscellaneous assets [abstract] | ||||
| Derivative financial assets | — | — | — | — |
| Derivative financial assets held for trading |
511,000,000
NOK
|
778,000,000
NOK
|
— | — |
| Cash and bank balances at central banks | — | — | — | — |
| Bank balances at central banks other than mandatory reserve deposits |
3,130,000,000
NOK
|
495,000,000
NOK
|
— | — |
| Other assets |
411,000,000
NOK
|
363,000,000
NOK
|
— | — |
| Borrowings, by type [abstract] | ||||
| Loans received | — | — | — | — |
| Secured bank loans received |
5,020,000,000
NOK
|
1 653,3
NOK
|
— | — |
| Bonds issued |
23 922,7
NOK
|
19 648,1
NOK
|
— | — |
| Trade and other current payables [abstract] | ||||
| Other current payables |
808,000,000
NOK
|
657,000,000
NOK
|
— | — |
| Issued capital [abstract] | ||||
| Issued capital |
9,621,000,000
NOK
|
9,606,000,000
NOK
|
— | — |
| Retained earnings [abstract] | ||||
| Retained earnings |
6,094,000,000
NOK
|
4,687,000,000
NOK
|
— | — |
| Miscellaneous equity [abstract] | ||||
| Additional paid-in capital |
7,281,000,000
NOK
|
7,281,000,000
NOK
|
— | — |
| Net assets (liabilities) [abstract] | ||||
| Assets |
45 372,3
NOK
|
39 809,4
NOK
|
— | — |
| Liabilities |
42 442,6
NOK
|
37 270,4
NOK
|
— | — |
| Assets less current liabilities [abstract] |