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 |
275,000,000
NOK
|
326,000,000
NOK
|
— |
| Intangible assets and goodwill [abstract] | |||
| Goodwill |
465,000,000
NOK
|
458,000,000
NOK
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
0
NOK
|
0
NOK
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
1 411
NOK
|
1 452
NOK
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash equivalents [abstract] | |||
| Short-term deposits, classified as cash equivalents |
1 688
NOK
|
2 499
NOK
|
— |
| Cash equivalents |
105,000,000
NOK
|
108,000,000
NOK
|
— |
| Other cash and cash equivalents |
1 688
NOK
|
2 499
NOK
|
— |
| Cash and cash equivalents |
1 794
NOK
|
2 607
NOK
|
1 812
NOK
|
| Miscellaneous current assets [abstract] | |||
| Current investments | — | — | — |
| Short-term deposits, not classified as cash equivalents |
761,000,000
NOK
|
673,000,000
NOK
|
— |
| Miscellaneous assets [abstract] | |||
| Equity instruments held |
2 448
NOK
|
2 617
NOK
|
— |
| Debt instruments held [abstract] | |||
| Debt instruments held |
9 783
NOK
|
8 430
NOK
|
— |
| Loans and advances | — | — | — |
| Loans and advances to customers |
72 625
NOK
|
72 546
NOK
|
— |
| Cash and bank balances at central banks |
105,000,000
NOK
|
108,000,000
NOK
|
— |
| Other assets |
382,000,000
NOK
|
399,000,000
NOK
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current deposits from customers |
55 184
NOK
|
55 216
NOK
|
— |
| Miscellaneous liabilities [abstract] | |||
| Deposit liabilities | — | — | — |
| Deposits from banks |
16,000,000
NOK
|
19,000,000
NOK
|
— |
| Subordinated liabilities [abstract] | |||
| Subordinated liabilities |
751,000,000
NOK
|
749,000,000
NOK
|
— |
| Debt instruments issued |
19 766
NOK
|
19 570
NOK
|
— |
| Other liabilities |
802,000,000
NOK
|
900,000,000
NOK
|
— |
| Issued capital [abstract] | |||
| Issued capital |
2 100
NOK
|
2 101
NOK
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of gains and losses from investments in equity instruments |
112,000,000
NOK
|
91,000,000
NOK
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
90 003
NOK
|
89 547
NOK
|
— |
| Liabilities |
76 954
NOK
|
76 773
NOK
|
— |
| Assets less current liabilities [abstract] |