Statement Of Financial Position [Abstract]
| Concept |
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 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 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 financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment |
4 107
NOK
|
— | — | — | — | — | — | — | — |
3 901
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
3 686
NOK
|
— | — | — | — | — | — | — | — |
3 139
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
2 095
NOK
|
— | — | — | — | — | — | — | — |
1 900
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
3 868
NOK
|
— | — | — | — | — | — | — | — |
3 609
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
235,000,000
NOK
|
— | — | — | — | — | — | — | — |
248,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets |
16 320
NOK
|
— | — | — | — | — | — | — | — |
14 686
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Current inventories |
5 493
NOK
|
— | — | — | — | — | — | — | — |
4 306
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
3 932
NOK
|
— | — | — | — | — | — | — | — |
8 118
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
7 420
NOK
|
| Current assets |
26 905
NOK
|
— | — | — | — | — | — | — | — |
24 624
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets |
43 225
NOK
|
— | — | — | — | — | — | — | — |
39 310
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Other reserves |
693,000,000
NOK
|
— | — | — | — | — | — | — | — |
458,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
13 535
NOK
|
— | — | — | — | — | — | — | — |
13 470
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
209,000,000
NOK
|
— | — | — | — | — | — | — | — |
149,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
13 744
NOK
|
209,000,000
NOK
|
5 708
NOK
|
6 912
NOK
|
222,000,000
NOK
|
907,000,000
NOK
|
13 535
NOK
|
215,000,000
NOK
|
7 079
NOK
|
13 618
NOK
|
165,000,000
NOK
|
13 470
NOK
|
5 708
NOK
|
149,000,000
NOK
|
623,000,000
NOK
|
224,000,000
NOK
|
6 754
NOK
|
55,000,000
NOK
|
258,000,000
NOK
|
13 246
NOK
|
225,000,000
NOK
|
817,000,000
NOK
|
5 708
NOK
|
13 301
NOK
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||
| Non-current provisions for employee benefits |
553,000,000
NOK
|
— | — | — | — | — | — | — | — |
1 104
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions |
115,000,000
NOK
|
— | — | — | — | — | — | — | — |
121,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities |
1 112
NOK
|
— | — | — | — | — | — | — | — |
1 281
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current non-financial liabilities |
75,000,000
NOK
|
— | — | — | — | — | — | — | — |
72,000,000
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities |
5 384
NOK
|
— | — | — | — | — | — | — | — |
6 528
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||
| Other current provisions |
1 563
NOK
|
— | — | — | — | — | — | — | — |
1 596
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities |
24 097
NOK
|
— | — | — | — | — | — | — | — |
19 164
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
29 481
NOK
|
— | — | — | — | — | — | — | — |
25 692
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
43 225
NOK
|
— | — | — | — | — | — | — | — |
39 310
NOK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |