Statement Of Changes In Equity [Abstract]

H. Lundbeck A - Filing #5889908

Concept	2024-01-01 to 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	As at 2024-12-31	As at 2024-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	22,334,000,000 DKK	—	996,000,000 DKK	1,888,000,000 DKK	—	—	—	208,000,000 DKK	25,010,000,000 DKK	—	22,045,000,000 DKK	19,877,000,000 DKK	—	—	—	996,000,000 DKK	1,109,000,000 DKK	63,000,000 DKK	—	20,779,000,000 DKK	18,189,000,000 DKK	996,000,000 DKK	1,438,000,000 DKK	156,000,000 DKK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	- DKK	—	- DKK	—	—	3,143,000,000 DKK	3,143,000,000 DKK	- DKK	—	—	2,290,000,000 DKK	—	—	2,290,000,000 DKK	- DKK	- DKK	—	—	—	- DKK	—	—	—	—	—
Other comprehensive income	- DKK	—	779,000,000 DKK	—	—	1,000,000 DKK	509,000,000 DKK	271,000,000 DKK	—	—	442,000,000 DKK	—	—	20,000,000 DKK	329,000,000 DKK	- DKK	—	—	—	93,000,000 DKK	—	—	—	—	—
Comprehensive income	- DKK	—	779,000,000 DKK	—	—	3,144,000,000 DKK	3,652,000,000 DKK	271,000,000 DKK	—	—	1,848,000,000 DKK	—	—	2,270,000,000 DKK	329,000,000 DKK	- DKK	—	—	—	93,000,000 DKK	—	—	—	—	—
Dividends recognised as distributions to owners	- DKK	—	- DKK	—	—	697,000,000 DKK	697,000,000 DKK	- DKK	—	—	578,000,000 DKK	—	—	578,000,000 DKK	- DKK	- DKK	—	—	—	- DKK	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	- DKK	—	- DKK	—	—	45,000,000 DKK	45,000,000 DKK	- DKK	—	—	38,000,000 DKK	—	—	38,000,000 DKK	- DKK	- DKK	—	—	—	- DKK	—	—	—	—	—