Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-01-01 |
|---|---|---|---|---|---|---|
| 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 | — |
247,000,000
NOK
|
— | — |
157,000,000
NOK
|
— |
| Classes of cash payments from operating activities [abstract] | ||||||
| Other cash payments from operating activities | — |
466,000,000
NOK
|
— | — |
246,000,000
NOK
|
— |
| Cash flows from (used in) operations | — |
1 439
NOK
|
— | — |
329,000,000
NOK
|
— |
| Interest paid, classified as operating activities | — |
91,000,000
NOK
|
— | — |
92,000,000
NOK
|
— |
| Interest received, classified as operating activities | — |
541,000,000
NOK
|
— | — |
398,000,000
NOK
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||||
| Purchase of other long-term assets, classified as investing activities | — |
62,000,000
NOK
|
— | — |
27,000,000
NOK
|
— |
| Dividends received, classified as investing activities | — |
88,000,000
NOK
|
— | — |
29,000,000
NOK
|
— |
| Interest received, classified as investing activities | — |
87,000,000
NOK
|
— | — |
85,000,000
NOK
|
— |
| Cash flows from (used in) investing activities | — |
222,000,000
NOK
|
— | — |
8,000,000
NOK
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||||
| Payments of lease liabilities, classified as financing activities | — |
4,000,000
NOK
|
— | — |
4,000,000
NOK
|
— |
| Cash flows from (used in) financing activities | — |
1 565
NOK
|
— | — |
35,000,000
NOK
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
96,000,000
NOK
|
— | — |
380,000,000
NOK
|
— |
| Cash and cash equivalents |
930,000,000
NOK
|
— |
1 026
NOK
|
1 026
NOK
|
— |
646,000,000
NOK
|