Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 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 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 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 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2020-01-01 to 2020-12-31 |
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 |
As at 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 |
As at 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 |
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 |
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 | — | — |
1,805,000,000
DKK
|
— |
719,000,000
DKK
|
— | — |
3,342,000,000
DKK
|
— | — |
13,000,000
DKK
|
— |
3,330,000,000
DKK
|
753,000,000
DKK
|
— |
47,000,000
DKK
|
98,000,000
DKK
|
12,000,000
DKK
|
— |
708,000,000
DKK
|
— | — |
1,827,000,000
DKK
|
24,000,000
DKK
|
8,000,000
DKK
|
666,000,000
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
|
— | — | — | — |
3,098,000,000
DKK
|
9,000,000
DKK
|
611,000,000
DKK
|
746,000,000
DKK
|
24,000,000
DKK
|
3,107,000,000
DKK
|
773,000,000
DKK
|
1,641,000,000
DKK
|
3,000,000
DKK
|
100,000,000
DKK
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
1,000,000
DKK
|
— | — | — |
0
DKK
|
1,299,000,000
DKK
|
— |
1,299,000,000
DKK
|
— | — | — | — | — | — | — | — | — |
1,298,000,000
DKK
|
— | — |
1,198,000,000
DKK
|
— | — | — | — | — | — |
1,183,000,000
DKK
|
— | — | — | — |
0
DKK
|
— | — | — |
15,000,000
DKK
|
— |
1,183,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,000,000
DKK
|
— | — |
19,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
0
DKK
|
1,000,000
DKK
|
— |
5,000,000
DKK
|
— |
11,000,000
DKK
|
1,311,000,000
DKK
|
— |
1,300,000,000
DKK
|
0
DKK
|
— |
6,000,000
DKK
|
— | — |
0
DKK
|
— | — | — |
1,310,000,000
DKK
|
— |
0
DKK
|
1,179,000,000
DKK
|
— | — | — | — | — | — |
1,182,000,000
DKK
|
11,000,000
DKK
|
— | — | — |
18,000,000
DKK
|
0
DKK
|
— |
29,000,000
DKK
|
15,000,000
DKK
|
0
DKK
|
1,164,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
653,000,000
DKK
|
4,000,000
DKK
|
— | — | — |
0
DKK
|
653,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — |
657,000,000
DKK
|
— |
600,000,000
DKK
|
600,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — |
0
DKK
|
— | — | — | — | — |
600,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — | — | — | — |
0
DKK
|
582,000,000
DKK
|
— |
582,000,000
DKK
|
— | — | — | — | — | — | — | — | — |
582,000,000
DKK
|
— | — |
362,000,000
DKK
|
— | — | — | — | — | — |
362,000,000
DKK
|
— | — | — | — |
0
DKK
|
— | — | — | — | — |
362,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity | — |
7,000,000
DKK
|
— | — | — |
0
DKK
|
56,000,000
DKK
|
— |
56,000,000
DKK
|
— | — | — | — | — | — | — | — | — |
63,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — |
0
DKK
|
4,000,000
DKK
|
— |
4,000,000
DKK
|
— | — | — | — | — | — | — | — | — |
4,000,000
DKK
|
— | — |
7,000,000
DKK
|
— | — | — | — | — | — |
7,000,000
DKK
|
— | — | — | — |
0
DKK
|
— | — | — | — | — |
7,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) in equity |
42,000,000
DKK
|
12,000,000
DKK
|
— |
5,000,000
DKK
|
— |
3,000,000
DKK
|
22,000,000
DKK
|
— |
22,000,000
DKK
|
8,000,000
DKK
|
— |
6,000,000
DKK
|
— | — |
1,000,000
DKK
|
— | — | — |
10,000,000
DKK
|
— |
55,000,000
DKK
|
225,000,000
DKK
|
— | — | — | — | — | — |
186,000,000
DKK
|
11,000,000
DKK
|
— | — | — |
30,000,000
DKK
|
1,000,000
DKK
|
— |
29,000,000
DKK
|
15,000,000
DKK
|
12,000,000
DKK
|
210,000,000
DKK
|
— | — | — | — | — | — | — | — | — | — |