Statement Of Comprehensive Income [Abstract]

Altarea - Filing #5519673

Concept	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2024-01-01 to 2024-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31
Statement of comprehensive income [abstract]
Profit (loss)	800,000,000 EUR	– EUR	861,000,000 EUR	– EUR	– EUR	61,000,000 EUR	61,000,000 EUR	– EUR	– EUR	5,086,000,000 EUR	– EUR	357,000,000 EUR	4,729,000,000 EUR	4,729,000,000 EUR
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract]
Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans	0 EUR	– EUR	14,000,000 EUR	– EUR	– EUR	14,000,000 EUR	14,000,000 EUR	– EUR	– EUR	11,000,000 EUR	– EUR	0 EUR	9,000,000 EUR	9,000,000 EUR
Other comprehensive income that will not be reclassified to profit or loss, net of tax	—	—	14,000,000 EUR	—	—	—	—	—	—	11,000,000 EUR	—	—	—	—
Comprehensive income	800,000,000 EUR	– EUR	875,000,000 EUR	– EUR	– EUR	75,000,000 EUR	75,000,000 EUR	– EUR	– EUR	5,075,000,000 EUR	– EUR	357,000,000 EUR	4,720,000,000 EUR	4,720,000,000 EUR
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	75,000,000 EUR	—	—	—	—	—	—	4,718,000,000 EUR	—	—	—	—