Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||
| Equity | — |
74,219,000,000
DKK
|
356,000,000
DKK
|
— | — |
74,278,000,000
DKK
|
74,103,000,000
DKK
|
175,000,000
DKK
|
— |
240,000,000
DKK
|
— | — | — |
49,991,000,000
DKK
|
88,000,000
DKK
|
47,385,000,000
DKK
|
230,000,000
DKK
|
— |
2,836,000,000
DKK
|
— | — |
47,297,000,000
DKK
|
— | — |
49,430,000,000
DKK
|
111,000,000
DKK
|
265,000,000
DKK
|
49,319,000,000
DKK
|
49,460,000,000
DKK
|
235,000,000
DKK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||
| Profit (loss) |
49,000,000
DKK
|
— | — |
-
DKK
|
11,205,000,000
DKK
|
— | — | — |
-
DKK
|
— |
11,254,000,000
DKK
|
11,205,000,000
DKK
|
4,258,000,000
DKK
|
— | — | — | — |
4,250,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
— |
8,000,000
DKK
|
4,250,000,000
DKK
|
— | — | — | — | — | — |
| Other comprehensive income |
8,000,000
DKK
|
— | — |
2,482,000,000
DKK
|
2,904,000,000
DKK
|
— | — | — |
-
DKK
|
— |
2,896,000,000
DKK
|
422,000,000
DKK
|
2,550,000,000
DKK
|
— | — | — | — |
14,000,000
DKK
|
— |
2,573,000,000
DKK
|
-
DKK
|
— |
9,000,000
DKK
|
2,559,000,000
DKK
|
— | — | — | — | — | — |
| Comprehensive income |
41,000,000
DKK
|
— | — |
2,482,000,000
DKK
|
14,109,000,000
DKK
|
— | — | — |
-
DKK
|
— |
14,150,000,000
DKK
|
11,627,000,000
DKK
|
1,708,000,000
DKK
|
— | — | — | — |
4,264,000,000
DKK
|
— |
2,573,000,000
DKK
|
-
DKK
|
— |
17,000,000
DKK
|
1,691,000,000
DKK
|
— | — | — | — | — | — |
| Dividends recognised as distributions to owners |
7,000,000
DKK
|
— | — |
-
DKK
|
920,000,000
DKK
|
— | — | — |
-
DKK
|
— |
927,000,000
DKK
|
920,000,000
DKK
|
591,000,000
DKK
|
— | — | — | — |
588,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
— |
3,000,000
DKK
|
588,000,000
DKK
|
— | — | — | — | — | — |
| Increase through other contributions by owners, equity |
-
DKK
|
— | — |
-
DKK
|
24,495,000,000
DKK
|
— | — | — |
16,000,000
DKK
|
— |
24,495,000,000
DKK
|
24,479,000,000
DKK
|
-
DKK
|
— | — | — | — |
-
DKK
|
— |
-
DKK
|
-
DKK
|
— |
-
DKK
|
-
DKK
|
— | — | — | — | — | — |
| Decrease through other distributions to owners, equity |
-
DKK
|
— | — |
6,000,000
DKK
|
-
DKK
|
— | — | — |
6,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
-
DKK
|
— | — | — | — |
-
DKK
|
— |
5,000,000
DKK
|
5,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
— | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
44,000,000
DKK
|
— | — |
-
DKK
|
36,000,000
DKK
|
— | — | — |
-
DKK
|
— |
8,000,000
DKK
|
36,000,000
DKK
|
19,000,000
DKK
|
— | — | — | — |
27,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
— |
8,000,000
DKK
|
27,000,000
DKK
|
— | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
273,000,000
DKK
|
— | — |
-
DKK
|
-
DKK
|
— | — | — |
-
DKK
|
— |
273,000,000
DKK
|
-
DKK
|
1,000,000
DKK
|
— | — | — | — |
-
DKK
|
— |
-
DKK
|
-
DKK
|
— |
1,000,000
DKK
|
-
DKK
|
— | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
-
DKK
|
— | — |
-
DKK
|
160,000,000
DKK
|
— | — | — |
-
DKK
|
— |
160,000,000
DKK
|
160,000,000
DKK
|
134,000,000
DKK
|
— | — | — | — |
134,000,000
DKK
|
— |
-
DKK
|
-
DKK
|
— |
-
DKK
|
134,000,000
DKK
|
— | — | — | — | — | — |