Statement Of Changes In Equity [Abstract]

Aalberts NV - Filing #1859813

Concept	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 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	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	1,945,300,000 EUR	—	—	2,183,700,000 EUR	—	3,200,000 EUR	—	2,143,700,000 EUR	200,800,000 EUR	—	26,800,000 EUR	27,600,000 EUR	40,000,000 EUR	—	—	—	1,629,500,000 EUR	32,200,000 EUR	8,300,000 EUR	1,774,100,000 EUR	27,600,000 EUR	—	—	75,500,000 EUR	200,800,000 EUR	—	1,806,300,000 EUR	—	—	—	—	1,809,800,000 EUR	28,000,000 EUR	22,500,000 EUR	200,800,000 EUR	1,837,800,000 EUR	1,608,100,000 EUR	4,200,000 EUR	27,600,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	7,700,000 EUR	—	– EUR	360,100,000 EUR	—	– EUR	—	– EUR	—	—	– EUR	—	—	—	367,800,000 EUR	360,100,000 EUR	125,100,000 EUR	—	—	—	—	—	117,300,000 EUR	– EUR	—	—	– EUR	—	– EUR	7,800,000 EUR	– EUR	117,300,000 EUR	—	—	—	—	—	—	—	—
Other comprehensive income	200,000 EUR	—	5,100,000 EUR	71,700,000 EUR	—	– EUR	—	48,700,000 EUR	—	—	– EUR	—	—	—	71,900,000 EUR	17,900,000 EUR	65,900,000 EUR	—	—	—	—	—	5,400,000 EUR	4,100,000 EUR	—	—	– EUR	—	53,000,000 EUR	3,400,000 EUR	– EUR	62,500,000 EUR	—	—	—	—	—	—	—	—
Comprehensive income	7,900,000 EUR	—	5,100,000 EUR	431,800,000 EUR	—	– EUR	—	48,700,000 EUR	—	—	– EUR	—	—	—	439,700,000 EUR	378,000,000 EUR	59,200,000 EUR	—	—	—	—	—	111,900,000 EUR	4,100,000 EUR	—	—	– EUR	—	53,000,000 EUR	4,400,000 EUR	– EUR	54,800,000 EUR	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	100,000 EUR	—	– EUR	66,300,000 EUR	—	– EUR	—	– EUR	—	—	– EUR	—	—	—	66,400,000 EUR	66,300,000 EUR	88,700,000 EUR	—	—	—	—	—	88,500,000 EUR	– EUR	—	—	– EUR	—	– EUR	200,000 EUR	– EUR	88,500,000 EUR	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	– EUR	—	– EUR	4,100,000 EUR	—	– EUR	—	– EUR	—	—	– EUR	—	—	—	4,100,000 EUR	4,100,000 EUR	2,000,000 EUR	—	—	—	—	—	2,000,000 EUR	– EUR	—	—	– EUR	—	– EUR	– EUR	– EUR	2,000,000 EUR	—	—	—	—	—	—	—	—