Statement Of Changes In Equity [Abstract]

bpost SA/NV - Filing #3125747

Concept	As at 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	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	As at 2023-12-31	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	As at 2023-12-31	2023-01-01 to 2023-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 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	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	As at 2022-12-31	2022-01-01 to 2022-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	9,600,000 EUR	—	—	1,026,500,000 EUR	—	7,400,000 EUR	—	65,700,000 EUR	—	545,700,000 EUR	—	—	500,000 EUR	—	—	364,000,000 EUR	54,200,000 EUR	1,027,000,000 EUR	4,700,000 EUR	—	1,065,400,000 EUR	—	—	19,400,000 EUR	—	—	12,100,000 EUR	—	—	388,500,000 EUR	—	1,700,000 EUR	231,700,000 EUR	364,000,000 EUR	82,300,000 EUR	1,067,100,000 EUR	—	—	6,600,000 EUR	—	250,200,000 EUR	4,300,000 EUR	885,300,000 EUR	8,500,000 EUR	231,600,000 EUR	15,100,000 EUR	884,800,000 EUR	500,000 EUR	36,600,000 EUR	364,000,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	64,800,000 EUR	0 EUR	—	65,700,000 EUR	—	0 EUR	—	0 EUR	—	1,000,000 EUR	65,700,000 EUR	—	0 EUR	0 EUR	—	—	—	—	0 EUR	—	0 EUR	231,700,000 EUR	—	232,500,000 EUR	800,000 EUR	—	0 EUR	0 EUR	—	0 EUR	—	—	—	—	—	0 EUR	232,500,000 EUR	—	0 EUR	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	23,500,000 EUR	600,000 EUR	—	23,500,000 EUR	—	4,700,000 EUR	—	231,700,000 EUR	—	0 EUR	231,700,000 EUR	—	29,400,000 EUR	0 EUR	—	—	—	—	1,900,000 EUR	—	0 EUR	44,200,000 EUR	—	250,200,000 EUR	0 EUR	—	1,900,000 EUR	250,200,000 EUR	—	7,800,000 EUR	—	—	—	—	—	4,300,000 EUR	44,200,000 EUR	—	45,800,000 EUR	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	41,300,000 EUR	600,000 EUR	—	42,200,000 EUR	—	4,700,000 EUR	—	231,700,000 EUR	—	1,000,000 EUR	165,900,000 EUR	—	29,400,000 EUR	0 EUR	—	—	—	—	1,900,000 EUR	—	0 EUR	275,900,000 EUR	—	17,800,000 EUR	800,000 EUR	—	1,900,000 EUR	250,200,000 EUR	—	7,800,000 EUR	—	—	—	—	—	4,300,000 EUR	276,700,000 EUR	—	45,800,000 EUR	—	—	—	—	—	—	—	—	—	—
Dividends recognised as distributions to owners	—	80,300,000 EUR	0 EUR	—	80,000,000 EUR	—	0 EUR	—	80,000,000 EUR	—	300,000 EUR	0 EUR	—	0 EUR	0 EUR	—	—	—	—	0 EUR	—	0 EUR	98,500,000 EUR	—	0 EUR	500,000 EUR	—	0 EUR	98,000,000 EUR	—	0 EUR	—	—	—	—	—	0 EUR	98,000,000 EUR	—	0 EUR	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	100,000 EUR	9,300,000 EUR	—	2,300,000 EUR	—	0 EUR	—	5,600,000 EUR	—	2,400,000 EUR	0 EUR	—	1,400,000 EUR	0 EUR	—	—	—	—	0 EUR	—	0 EUR	2,700,000 EUR	—	800,000 EUR	1,000,000 EUR	—	0 EUR	4,700,000 EUR	—	0 EUR	—	—	—	—	—	0 EUR	3,600,000 EUR	—	200,000 EUR	—	—	—	—	—	—	—	—	—	—
Increase (decrease) in equity	—	38,900,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—