Statement Of Cash Flows [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-01-01 |
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 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||
| Profit (loss) |
380,000,000
NOK
|
— |
1,000,000
NOK
|
1 041
NOK
|
3,000,000
NOK
|
74,000,000
NOK
|
586,000,000
NOK
|
— |
4,000,000
NOK
|
— |
310,000,000
NOK
|
869,000,000
NOK
|
471,000,000
NOK
|
80,000,000
NOK
|
3,000,000
NOK
|
— |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||
| Adjustments for income tax expense | — | — | — |
267,000,000
NOK
|
— | — | — | — | — | — | — |
123,000,000
NOK
|
— | — | — | — |
| Adjustments for decrease (increase) in other operating receivables | — | — | — |
24,000,000
NOK
|
— | — | — | — | — | — | — |
46,000,000
NOK
|
— | — | — | — |
| Adjustments for depreciation and amortisation expense | — | — | — |
54,000,000
NOK
|
— | — | — | — | — | — | — |
36,000,000
NOK
|
— | — | — | — |
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | — | — | — |
40,000,000
NOK
|
— | — | — | — | — | — | — |
79,000,000
NOK
|
— | — | — | — |
| Cash flows from (used in) operations | — | — | — |
1 780
NOK
|
— | — | — | — | — | — | — |
988,000,000
NOK
|
— | — | — | — |
| Interest paid, classified as operating activities | — | — | — |
492,000,000
NOK
|
— | — | — | — | — | — | — |
150,000,000
NOK
|
— | — | — | — |
| Interest received, classified as operating activities | — | — | — |
2 354
NOK
|
— | — | — | — | — | — | — |
1 191
NOK
|
— | — | — | — |
| Cash flows from (used in) operating activities | — | — | — |
794,000,000
NOK
|
— | — | — | — | — | — | — |
1 888
NOK
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | — | — | — |
642,000,000
NOK
|
— | — | — | — | — | — | — |
1 186
NOK
|
— | — | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — | — |
15,000,000
NOK
|
— | — | — | — | — | — | — |
23,000,000
NOK
|
— | — | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
39,000,000
NOK
|
— | — | — | — | — | — | — |
29,000,000
NOK
|
— | — | — | — |
| Proceeds from sales of other long-term assets, classified as investing activities | — | — | — |
130,000,000
NOK
|
— | — | — | — | — | — | — |
223,000,000
NOK
|
— | — | — | — |
| Purchase of other long-term assets, classified as investing activities | — | — | — |
114,000,000
NOK
|
— | — | — | — | — | — | — |
81,000,000
NOK
|
— | — | — | — |
| Dividends received, classified as investing activities | — | — | — |
172,000,000
NOK
|
— | — | — | — | — | — | — |
33,000,000
NOK
|
— | — | — | — |
| Interest paid, classified as investing activities | — | — | — |
482,000,000
NOK
|
— | — | — | — | — | — | — |
154,000,000
NOK
|
— | — | — | — |
| Interest received, classified as investing activities | — | — | — |
189,000,000
NOK
|
— | — | — | — | — | — | — |
57,000,000
NOK
|
— | — | — | — |
| Cash flows from (used in) investing activities | — | — | — |
635,000,000
NOK
|
— | — | — | — | — | — | — |
1 322
NOK
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||
| Cash flows from (used in) financing activities | — | — | — |
954,000,000
NOK
|
— | — | — | — | — | — | — |
1 508
NOK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — | — |
796,000,000
NOK
|
— | — | — | — | — | — | — |
942,000,000
NOK
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
796,000,000
NOK
|
— | — | — | — | — | — | — |
942,000,000
NOK
|
— | — | — | — |
| Cash and cash equivalents | — |
2 607
NOK
|
— | — | — | — | — |
1 812
NOK
|
— |
1 812
NOK
|
— | — | — | — | — |
870,000,000
NOK
|