Statement Of Cash Flows [Abstract]
| Concept |
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] | |||||
| Cash flows from (used in) operating activities | — |
2,908,352,000
NOK
|
— |
3,178,890,000
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 | — |
47,575,000
NOK
|
— |
0
NOK
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
7,082,000
NOK
|
— |
6,206,000
NOK
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
2,126,190,000
NOK
|
— |
1,729,500,000
NOK
|
— |
| Purchase of intangible assets, classified as investing activities | — |
98,028,000
NOK
|
— |
2,025,885,000
NOK
|
— |
| Interest received, classified as investing activities | — |
1,364,000
NOK
|
— |
0
NOK
|
— |
| Cash flows from (used in) investing activities | — |
2,826,840,000
NOK
|
— |
3,747,495,000
NOK
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
0
NOK
|
— |
3,990,000
NOK
|
— |
| Proceeds from issuing shares | — |
2,681,822,000
NOK
|
— |
0
NOK
|
— |
| Proceeds from borrowings, classified as financing activities | — |
3,760,202,000
NOK
|
— |
1,638,685,000
NOK
|
— |
| Repayments of borrowings, classified as financing activities | — |
3,138,284,000
NOK
|
— |
574,850,000
NOK
|
— |
| Payments of lease liabilities, classified as financing activities | — |
198,437,000
NOK
|
— |
184,285,000
NOK
|
— |
| Dividends paid, classified as financing activities | — |
2,271,159,000
NOK
|
— |
1,493,002,000
NOK
|
— |
| Cash flows from (used in) financing activities | — |
602,320,000
NOK
|
— |
553,631,000
NOK
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
683,832,000
NOK
|
— |
14,973,000
NOK
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
5,634,000
NOK
|
— |
7,429,000
NOK
|
— |
| Cash and cash equivalents |
901,644,000
NOK
|
— |
223,447,000
NOK
|
— |
230,990,000
NOK
|