Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Classes of cash receipts from operating activities [abstract] | ||||||||||
| Receipts from royalties, fees, commissions and other revenue | — |
2 807
NOK
|
— |
2 059
NOK
|
— |
1 341
NOK
|
— |
1 884
NOK
|
— | — |
| Dividends received, classified as operating activities | — |
11,000,000
NOK
|
— |
242,000,000
NOK
|
— |
240,000,000
NOK
|
— |
3,000,000
NOK
|
— | — |
| Interest received, classified as operating activities | — |
213,000,000
NOK
|
— |
210,000,000
NOK
|
— |
100,000,000
NOK
|
— |
94,000,000
NOK
|
— | — |
| Cash flows from (used in) operating activities | — |
3 299
NOK
|
— |
1 997
NOK
|
— |
848,000,000
NOK
|
— |
2 657
NOK
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
0
NOK
|
— |
0
NOK
|
— |
0
NOK
|
— |
0
NOK
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities | — |
35,000,000
NOK
|
— |
35,000,000
NOK
|
— |
15,000,000
NOK
|
— |
17,000,000
NOK
|
— | — |
| Other inflows (outflows) of cash, classified as investing activities | — |
86,000,000
NOK
|
— |
86,000,000
NOK
|
— |
635,000,000
NOK
|
— |
135,000,000
NOK
|
— | — |
| Cash flows from (used in) investing activities | — |
51,000,000
NOK
|
— |
51,000,000
NOK
|
— |
620,000,000
NOK
|
— |
118,000,000
NOK
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Other inflows (outflows) of cash, classified as financing activities | — |
230,000,000
NOK
|
— |
264,000,000
NOK
|
— |
58,000,000
NOK
|
— |
118,000,000
NOK
|
— | — |
| Cash flows from (used in) financing activities | — |
3 214
NOK
|
— |
1 912
NOK
|
— |
1 582
NOK
|
— |
2 425
NOK
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
34,000,000
NOK
|
— |
34,000,000
NOK
|
— |
114,000,000
NOK
|
— |
114,000,000
NOK
|
— | — |
| Cash and cash equivalents |
394,000,000
NOK
|
— |
394,000,000
NOK
|
— |
428,000,000
NOK
|
— |
428,000,000
NOK
|
— |
542,000,000
NOK
|
542,000,000
NOK
|