Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 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] | |||||||||||||||||||
| Profit (loss) |
4,000,000
NOK
|
5,000,000
NOK
|
1,000,000
NOK
|
73,000,000
NOK
|
10,000,000
NOK
|
— |
146,000,000
NOK
|
55,000,000
NOK
|
— |
145,000,000
NOK
|
16,000,000
NOK
|
11,000,000
NOK
|
71,000,000
NOK
|
16,000,000
NOK
|
3,000,000
NOK
|
— |
2,000,000
NOK
|
27,000,000
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
|