Statement Of Financial Position [Abstract]
| Concept |
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 2020-01-01 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-01-01 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — |
2,455,000,000
DKK
|
— | — | — | — | — | — | — | — |
2,501,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
81,000,000
DKK
|
— |
72,000,000
DKK
|
— | — | — | — | — | — |
72,000,000
DKK
|
— | — | — |
145,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
8,306,000,000
DKK
|
— | — | — | — | — | — | — | — |
8,493,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
99,000,000
DKK
|
— | — | — | — | — | — | — | — |
100,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — | — | — |
1,827,000,000
DKK
|
— | — | — | — | — | — | — | — |
1,640,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — | — | — |
716,000,000
DKK
|
— | — | — | — | — | — | — | — |
746,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
3,308,000,000
DKK
|
— | — | — | — | — | — | — | — |
3,097,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
24,000,000
DKK
|
— | — | — | — | — | — | — | — |
10,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
1,827,000,000
DKK
|
24,000,000
DKK
|
8,000,000
DKK
|
3,308,000,000
DKK
|
99,000,000
DKK
|
53,000,000
DKK
|
716,000,000
DKK
|
761,000,000
DKK
|
3,332,000,000
DKK
|
666,000,000
DKK
|
— |
3,098,000,000
DKK
|
611,000,000
DKK
|
9,000,000
DKK
|
746,000,000
DKK
|
24,000,000
DKK
|
773,000,000
DKK
|
3,107,000,000
DKK
|
1,641,000,000
DKK
|
3,000,000
DKK
|
100,000,000
DKK
|
— |
739,000,000
DKK
|
31,000,000
DKK
|
787,000,000
DKK
|
2,899,000,000
DKK
|
9,000,000
DKK
|
551,000,000
DKK
|
2,908,000,000
DKK
|
17,000,000
DKK
|
102,000,000
DKK
|
1,507,000,000
DKK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
554,000,000
DKK
|
— | — | — | — | — | — | — | — |
546,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
4,974,000,000
DKK
|
— | — | — | — | — | — | — | — |
5,386,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
8,306,000,000
DKK
|
— | — | — | — | — | — | — | — |
8,493,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |