Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||
| Decrease (increase) through tax on share-based payment transactions, equity | — |
1,000,000
DKK
|
1,000,000
DKK
|
— |
0
DKK
|
— | — | — | — |
1,000,000
DKK
|
0
DKK
|
— |
5,000,000
DKK
|
5,000,000
DKK
|
— | — |
5,000,000
DKK
|
— | — | — |
| Increase (decrease) through transactions with owners, equity |
55,000,000
DKK
|
954,000,000
DKK
|
996,000,000
DKK
|
0
DKK
|
12,000,000
DKK
|
1,000,000
DKK
|
0
DKK
|
0
DKK
|
12,000,000
DKK
|
954,000,000
DKK
|
14,000,000
DKK
|
0
DKK
|
960,000,000
DKK
|
1,004,000,000
DKK
|
2,000,000
DKK
|
60,000,000
DKK
|
958,000,000
DKK
|
0
DKK
|
2,000,000
DKK
|
14,000,000
DKK
|
| Reduction of issued capital | — |
0
DKK
|
13,000,000
DKK
|
— |
12,000,000
DKK
|
1,000,000
DKK
|
— | — |
12,000,000
DKK
|
0
DKK
|
14,000,000
DKK
|
— |
0
DKK
|
16,000,000
DKK
|
— | — |
0
DKK
|
— |
2,000,000
DKK
|
14,000,000
DKK
|