Statement Of Financial Position [Abstract]
| Concept |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
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 |
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 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||
| Property, plant and equipment |
819 416
NOK
|
— | — | — |
853 454
NOK
|
— | — | — | — | — | — |
821 047
NOK
|
— | — | — | — | — | — | — | — |
| Investment property |
157 000
NOK
|
— | — | — |
175 000
NOK
|
— | — | — | — | — | — |
195 000
NOK
|
— | — | — | — | — | — | — | — |
| Deferred tax assets |
1 441
NOK
|
— | — | — |
1 162
NOK
|
— | — | — | — | — | — |
4 655
NOK
|
— | — | — | — | — | — | — | — |
| Non-current assets |
2,393,730,000
NOK
|
— | — | — |
2,323,094,000
NOK
|
— | — | — | — | — | — |
1,085,367,000
NOK
|
— | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||
| Current inventories |
349 625
NOK
|
— | — | — |
385 743
NOK
|
— | — | — | — | — | — |
357 117
NOK
|
— | — | — | — | — | — | — | — |
| Trade and other current receivables |
376 375
NOK
|
— | — | — |
378 825
NOK
|
— | — | — | — | — | — |
445 611
NOK
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents |
63 205
NOK
|
— | — | — |
37 076
NOK
|
— | — | — | — | — | — |
70 961
NOK
|
— | — | — | — | — | — | — | — |
| Current assets |
846,830,000
NOK
|
— | — | — |
936,718,000
NOK
|
— | — | — | — | — | — |
916,355,000
NOK
|
— | — | — | — | — | — | — | — |
| Assets |
3,240,559,000
NOK
|
— | — | — |
3,259,812,000
NOK
|
— | — | — | — | — | — |
2,001,722,000
NOK
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||
| Retained earnings |
1 092 446
NOK
|
— | — | — |
1 031 448
NOK
|
— | — | — | — | — | — |
671 492
NOK
|
— | — | — | — | — | — | — | — |
| Other reserves |
16 019
NOK
|
— | — | — |
6 388
NOK
|
— | — | — | — | — | — |
9 444
NOK
|
— | — | — | — | — | — | — | — |
| Equity |
1,129,079,000
NOK
|
1,092,446,000
NOK
|
16,019,000
NOK
|
52,652,000
NOK
|
1,077,712,000
NOK
|
6,388,000
NOK
|
1,031,448,000
NOK
|
52,652,000
NOK
|
671,493,000
NOK
|
9,444,000
NOK
|
668 123
NOK
|
733,588,000
NOK
|
9 444
NOK
|
606 027
NOK
|
65 466
NOK
|
0
NOK
|
52 652
NOK
|
0
NOK
|
52,652,000
NOK
|
65 466
NOK
|
| Liabilities [abstract] | ||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||
| Deferred tax liabilities |
127 871
NOK
|
— | — | — |
179 317
NOK
|
— | — | — | — | — | — |
130 166
NOK
|
— | — | — | — | — | — | — | — |
| Non-current liabilities |
976,376,000
NOK
|
— | — | — |
1,076,322,000
NOK
|
— | — | — | — | — | — |
596,703,000
NOK
|
— | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||
| Trade and other current payables |
514 835
NOK
|
— | — | — |
493 452
NOK
|
— | — | — | — | — | — |
483 048
NOK
|
— | — | — | — | — | — | — | — |
| Current tax liabilities, current |
29 900
NOK
|
— | — | — |
46 877
NOK
|
— | — | — | — | — | — |
42 742
NOK
|
— | — | — | — | — | — | — | — |
| Current liabilities |
1,135,105,000
NOK
|
— | — | — |
1,105,779,000
NOK
|
— | — | — | — | — | — |
671,431,000
NOK
|
— | — | — | — | — | — | — | — |
| Liabilities |
2,111,480,000
NOK
|
— | — | — |
2,182,100,000
NOK
|
— | — | — | — | — | — |
1,268,133,000
NOK
|
— | — | — | — | — | — | — | — |
| Equity and liabilities |
3,240,559,000
NOK
|
— | — | — |
3,259,812,000
NOK
|
— | — | — | — | — | — |
2,001,722,000
NOK
|
— | — | — | — | — | — | — | — |