Statement Of Changes In Equity [Abstract]

Novonesis AS - Filing #1387164

Concept	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Decrease (increase) through tax on share-based payment transactions, equity	139,000,000 DKK	—	139,000,000 DKK	139,000,000 DKK	—	186,000,000 DKK	186,000,000 DKK	186,000,000 DKK
Purchase of treasury shares	500,000,000 DKK	—	500,000,000 DKK	500,000,000 DKK	—	1,500,000,000 DKK	1,500,000,000 DKK	1,500,000,000 DKK
Sale or issue of treasury shares	164,000,000 DKK	—	164,000,000 DKK	164,000,000 DKK	—	309,000,000 DKK	309,000,000 DKK	309,000,000 DKK
Reduction of issued capital	- DKK	2,000,000 DKK	- DKK	2,000,000 DKK	6,000,000 DKK	- DKK	- DKK	6,000,000 DKK