Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||
| Statement of changes in equity [line items] | ||||||||||||
| Decrease (increase) through tax on share-based payment transactions, equity |
-
DKK
|
-
DKK
|
-
DKK
|
791,000,000
DKK
|
791,000,000
DKK
|
791,000,000
DKK
|
383,000,000
DKK
|
-
DKK
|
383,000,000
DKK
|
-
DKK
|
383,000,000
DKK
|
-
DKK
|
| Increase (decrease) through transactions with owners, equity |
222,000,000
DKK
|
2,000,000
DKK
|
10,000,000
DKK
|
12,609,000,000
DKK
|
12,831,000,000
DKK
|
12,601,000,000
DKK
|
3,733,000,000
DKK
|
5,000,000
DKK
|
3,730,000,000
DKK
|
6,000,000
DKK
|
3,736,000,000
DKK
|
2,000,000
DKK
|
| Purchase of treasury shares |
-
DKK
|
13,000,000
DKK
|
-
DKK
|
17,841,000,000
DKK
|
17,841,000,000
DKK
|
17,828,000,000
DKK
|
5,025,000,000
DKK
|
-
DKK
|
5,031,000,000
DKK
|
-
DKK
|
5,031,000,000
DKK
|
6,000,000
DKK
|
| Sale or issue of treasury shares |
-
DKK
|
2,000,000
DKK
|
-
DKK
|
784,000,000
DKK
|
784,000,000
DKK
|
782,000,000
DKK
|
1,367,000,000
DKK
|
-
DKK
|
1,370,000,000
DKK
|
-
DKK
|
1,370,000,000
DKK
|
3,000,000
DKK
|