Statement Of Changes In Equity [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 |
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 |
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 |
As at 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 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
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 2021-12-31 |
As at 2021-12-31 |
As at 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 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — |
16,000,000
NOK
|
— | — | — |
567,000,000
NOK
|
— | — | — | — | — | — |
8 102
NOK
|
— | — |
358,000,000
NOK
|
986,000,000
NOK
|
— | — | — | — |
650,000,000
NOK
|
650,000,000
NOK
|
3 334
NOK
|
125,000,000
NOK
|
2 066
NOK
|
3 334
NOK
|
358,000,000
NOK
|
398,000,000
NOK
|
125,000,000
NOK
|
2 066
NOK
|
7 917
NOK
|
986,000,000
NOK
|
— | — | — |
987,000,000
NOK
|
357,000,000
NOK
|
8,000,000
NOK
|
— | — |
357,000,000
NOK
|
— | — | — | — | — |
599,000,000
NOK
|
3 094
NOK
|
125,000,000
NOK
|
1 831
NOK
|
— | — | — | — | — |
599,000,000
NOK
|
585,000,000
NOK
|
987,000,000
NOK
|
7 570
NOK
|
318,000,000
NOK
|
— |
1 831
NOK
|
3 094
NOK
|
125,000,000
NOK
|
— | — |
7 311
NOK
|
599,000,000
NOK
|
599,000,000
NOK
|
2 939
NOK
|
1 679
NOK
|
2 939
NOK
|
1 679
NOK
|
125,000,000
NOK
|
268,000,000
NOK
|
125,000,000
NOK
|
357,000,000
NOK
|
7 208
NOK
|
987,000,000
NOK
|
10,000,000
NOK
|
532,000,000
NOK
|
6 954
NOK
|
987,000,000
NOK
|
357,000,000
NOK
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
0
NOK
|
— |
0
NOK
|
0
NOK
|
0
NOK
|
— |
0
NOK
|
225,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
221,000,000
NOK
|
— |
0
NOK
|
777,000,000
NOK
|
— | — |
331,000,000
NOK
|
429,000,000
NOK
|
221,000,000
NOK
|
225,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
875,000,000
NOK
|
0
NOK
|
0
NOK
|
— | — | — |
344,000,000
NOK
|
0
NOK
|
— |
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
642,000,000
NOK
|
— | — | — | — |
148,000,000
NOK
|
148,000,000
NOK
|
150,000,000
NOK
|
341,000,000
NOK
|
150,000,000
NOK
|
— | — | — | — | — |
0
NOK
|
— | — | — |
0
NOK
|
639,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income |
0
NOK
|
— |
0
NOK
|
0
NOK
|
24,000,000
NOK
|
— |
0
NOK
|
17,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
17,000,000
NOK
|
— |
0
NOK
|
58,000,000
NOK
|
— | — |
0
NOK
|
0
NOK
|
17,000,000
NOK
|
17,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
34,000,000
NOK
|
0
NOK
|
0
NOK
|
— | — | — |
0
NOK
|
0
NOK
|
— |
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
11,000,000
NOK
|
— | — | — | — |
4,000,000
NOK
|
4,000,000
NOK
|
5,000,000
NOK
|
0
NOK
|
5,000,000
NOK
|
— | — | — | — | — |
2,000,000
NOK
|
— | — | — |
0
NOK
|
9,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
0
NOK
|
— |
0
NOK
|
0
NOK
|
24,000,000
NOK
|
— |
0
NOK
|
242,000,000
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
238,000,000
NOK
|
— |
0
NOK
|
835,000,000
NOK
|
— | — |
331,000,000
NOK
|
429,000,000
NOK
|
238,000,000
NOK
|
242,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
909,000,000
NOK
|
0
NOK
|
0
NOK
|
— | — | — |
344,000,000
NOK
|
0
NOK
|
— |
0
NOK
|
0
NOK
|
0
NOK
|
0
NOK
|
653,000,000
NOK
|
— | — | — | — |
152,000,000
NOK
|
152,000,000
NOK
|
155,000,000
NOK
|
341,000,000
NOK
|
155,000,000
NOK
|
— | — | — | — | — |
2,000,000
NOK
|
— | — | — |
0
NOK
|
648,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
1,000,000
NOK
|
— |
1,000,000
NOK
|
1,000,000
NOK
|
— | — |
1,000,000
NOK
|
2,000,000
NOK
|
— | — | — |
3,000,000
NOK
|
— | — |
5,000,000
NOK
|
— | — | — | — |
3,000,000
NOK
|
2,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
5,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — |
0
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
0
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |