Statement Of Changes In Equity [Abstract]

Koninklijke Brill NV - Filing #1859885

Concept	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	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	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	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	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	23,622,000 EUR	—	24,783,000 EUR	—	4,000 EUR	—	343,000 EUR	—	303,000 EUR	1,125,000 EUR	—	—	—	22,929,000 EUR	16,000 EUR	1,125,000 EUR	—	—	463,000 EUR	343,000 EUR	—	23,918,000 EUR	—	—	293,000 EUR	343,000 EUR	21,212,000 EUR	20,033,000 EUR	4,000 EUR	1,125,000 EUR
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	—	—	—	—	—	—	—	—	4,317,000 EUR	—	4,427,000 EUR	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	—	12,000 EUR	—	0 EUR	—	160,000 EUR	—	0 EUR	—	—	172,000 EUR	0 EUR	190,000 EUR	—	—	—	0 EUR	20,000 EUR	—	—	0 EUR	—	170,000 EUR	0 EUR	—	—	—	—	—	—
Comprehensive income	—	12,000 EUR	—	0 EUR	—	160,000 EUR	—	0 EUR	—	—	3,208,000 EUR	3,036,000 EUR	2,706,000 EUR	—	—	—	2,896,000 EUR	20,000 EUR	—	—	0 EUR	—	170,000 EUR	0 EUR	—	—	—	—	—	—