Statement Of Cash Flows [Abstract]
| Concept |
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 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||
| Cash flows from (used in) operating activities [abstract] | |||||||
| Income taxes paid (refund), classified as operating activities | — |
299,000,000
NOK
|
— |
283,000,000
NOK
|
— |
376,000,000
NOK
|
— |
| Cash flows from (used in) operating activities | — |
1 460
NOK
|
— |
1 415
NOK
|
— |
1 189
NOK
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
70,000,000
NOK
|
— |
-
NOK
|
— |
2,000,000
NOK
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
118,000,000
NOK
|
— |
113,000,000
NOK
|
— |
113,000,000
NOK
|
— |
| Cash advances and loans made to other parties, classified as investing activities | — |
16,000,000
NOK
|
— |
10,000,000
NOK
|
— |
85,000,000
NOK
|
— |
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | — |
32,000,000
NOK
|
— |
217,000,000
NOK
|
— |
43,000,000
NOK
|
— |
| Cash flows from (used in) investing activities | — |
67,000,000
NOK
|
— |
175,000,000
NOK
|
— |
112,000,000
NOK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||
| Proceeds from issuing shares | — |
85,000,000
NOK
|
— |
119,000,000
NOK
|
— |
410,000,000
NOK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
381,000,000
NOK
|
— |
50,000,000
NOK
|
— |
37,000,000
NOK
|
— |
| Repayments of borrowings, classified as financing activities | — |
352,000,000
NOK
|
— |
393,000,000
NOK
|
— |
336,000,000
NOK
|
— |
| Cash flows from (used in) financing activities | — |
1 437
NOK
|
— |
1 565
NOK
|
— |
1 166
NOK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
90,000,000
NOK
|
— |
24,000,000
NOK
|
— |
135,000,000
NOK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
4,000,000
NOK
|
— |
52,000,000
NOK
|
— |
10,000,000
NOK
|
— |
| Cash and cash equivalents |
765,000,000
NOK
|
— |
680,000,000
NOK
|
— |
708,000,000
NOK
|
— |
563,000,000
NOK
|