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 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
As at 2020-01-01 |
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 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
As at 2019-01-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — |
2,054,000,000
DKK
|
— | — | — | — | — | — | — | — |
2,585,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — |
3,007,000,000
DKK
|
— | — | — | — | — | — | — | — |
4,010,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — |
4,247,000,000
DKK
|
— | — | — | — | — | — | — | — |
4,416,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — |
764,000,000
DKK
|
— | — | — | — | — | — | — | — |
675,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — |
2,912,000,000
DKK
|
— | — | — | — | — |
1,054,000,000
DKK
|
— | — |
1,054,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
1,387,000,000
DKK
|
— |
| Assets | — | — | — | — | — | — |
19,984,000,000
DKK
|
— | — | — | — | — | — | — | — |
21,571,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — |
100,000,000
DKK
|
— | — | — | — | — | — | — | — |
100,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — | — | — |
6,632,000,000
DKK
|
— | — | — | — | — | — | — | — |
5,110,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — | — | — | — | — |
93,000,000
DKK
|
— | — | — | — | — | — | — | — |
1,964,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — | — | — |
750,000,000
DKK
|
— | — | — | — | — | — | — | — |
1,167,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
6,632,000,000
DKK
|
215,000,000
DKK
|
100,000,000
DKK
|
-
DKK
|
93,000,000
DKK
|
535,000,000
DKK
|
7,389,000,000
DKK
|
836,000,000
DKK
|
1,964,000,000
DKK
|
100,000,000
DKK
|
54,000,000
DKK
|
5,110,000,000
DKK
|
5,249,000,000
DKK
|
1,112,000,000
DKK
|
1,112,000,000
DKK
|
5,249,000,000
DKK
|
5,110,000,000
DKK
|
1,964,000,000
DKK
|
54,000,000
DKK
|
836,000,000
DKK
|
100,000,000
DKK
|
920,000,000
DKK
|
54,000,000
DKK
|
3,469,000,000
DKK
|
110,000,000
DKK
|
7,891,000,000
DKK
|
6,419,000,000
DKK
|
913,000,000
DKK
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — |
368,000,000
DKK
|
— | — | — | — | — | — | — | — |
235,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — |
12,595,000,000
DKK
|
— | — | — | — | — | — | — | — |
16,322,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — |
19,984,000,000
DKK
|
— | — | — | — | — | — | — | — |
21,571,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — |