Statement Of Changes In Equity [Abstract]

Biotest AG - Filing #6464577

Concept	2024-01-01 to 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	As at 2024-12-31	As at 2024-12-31	2024-01-01 to 2024-12-31	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 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	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	2023-01-01 to 2023-12-31	As at 2023-12-31	As at 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	As at 2022-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	—	2,745,000,000 EUR	2,198,000,000 EUR	—	396,000,000 EUR	53,000,000 EUR	—	—	5,307,000,000 EUR	—	85,000,000 EUR	115,000,000 EUR	—	—	4,989,000,000 EUR	2,498,000,000 EUR	—	—	—	2,198,000,000 EUR	—	11,000,000 EUR	396,000,000 EUR	3,711,000,000 EUR	95,000,000 EUR	2,198,000,000 EUR	1,232,000,000 EUR	396,000,000 EUR	20,000,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	– EUR	– EUR	—	—	– EUR	—	—	264,000,000 EUR	264,000,000 EUR	—	– EUR	—	—	1,270,000,000 EUR	– EUR	—	—	1,270,000,000 EUR	– EUR	– EUR	—	– EUR	—	—	—	—	—	—	—	—
Other comprehensive income	– EUR	– EUR	—	—	42,000,000 EUR	—	—	– EUR	72,000,000 EUR	—	30,000,000 EUR	—	—	8,000,000 EUR	20,000,000 EUR	—	—	– EUR	– EUR	28,000,000 EUR	—	– EUR	—	—	—	—	—	—	—	—
Comprehensive income	– EUR	– EUR	—	—	42,000,000 EUR	—	—	264,000,000 EUR	336,000,000 EUR	—	30,000,000 EUR	—	—	1,278,000,000 EUR	20,000,000 EUR	—	—	1,267,000,000 EUR	– EUR	31,000,000 EUR	—	– EUR	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	– EUR	– EUR	—	—	– EUR	—	—	16,000,000 EUR	16,000,000 EUR	—	– EUR	—	—	– EUR	– EUR	—	—	– EUR	– EUR	– EUR	—	– EUR	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	—	—	—	—	—	—	—	—	—	—	—	– EUR	– EUR	—	—	3,000,000 EUR	– EUR	3,000,000 EUR	—	– EUR	—	—	—	—	—	—	—	—