Statement Of Changes In Equity [Abstract]

Ferrum S.A. - Filing #6176234

Concept	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 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	As at 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	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	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	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-01-01	As at 2021-01-01	As at 2021-01-01	As at 2021-01-01	As at 2021-01-01	As at 2021-01-01	As at 2021-01-01
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	127 902 PLN	—	—	—	—	—	1 093 PLN	- PLN	34 141 PLN	86 278 PLN	178 946 PLN	127 902 PLN	—	—	—	96 247 PLN	1 220 PLN	—	—	118 060 PLN	—	118 060 PLN	34 141 PLN	—	- PLN	178 946 PLN	—	—	178 946 PLN	111 995 PLN	102 599 PLN	1 507 PLN	34 141 PLN	111 995 PLN	- PLN
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	- PLN	- PLN	9 969 PLN	- PLN	- PLN	—	—	—	—	—	—	9 969 PLN	- PLN	- PLN	—	—	- PLN	6 352 PLN	—	- PLN	—	—	- PLN	—	—	6 352 PLN	6 352 PLN	—	—	—	—	—	—	—
Other comprehensive income	—	- PLN	127,000 PLN	127,000 PLN	9 969 PLN	- PLN	—	—	—	—	—	—	127,000 PLN	- PLN	- PLN	—	—	287,000 PLN	287,000 PLN	—	- PLN	—	—	- PLN	—	—	287,000 PLN	- PLN	—	—	—	—	—	—	—
Comprehensive income	—	- PLN	127,000 PLN	9 842 PLN	9 969 PLN	- PLN	—	—	—	—	—	—	9 842 PLN	- PLN	- PLN	—	—	287,000 PLN	6 065 PLN	—	- PLN	—	—	- PLN	—	—	6 065 PLN	6 352 PLN	—	—	—	—	—	—	—
Increase (decrease) in equity	—	- PLN	127,000 PLN	9 842 PLN	9 969 PLN	- PLN	—	—	—	—	—	—	9 842 PLN	- PLN	- PLN	—	—	287,000 PLN	6 065 PLN	—	- PLN	—	—	- PLN	—	—	6 065 PLN	6 352 PLN	—	—	—	—	—	—	—