Statement Of Changes In Equity [Abstract]

Bioton S.A. - Filing #6271426

Concept	As at 2020-12-31	As at 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	As at 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 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	As at 2020-01-01	2019-01-01 to 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	2019-01-01 to 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01	As at 2019-01-01
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	266 561 PLN	1 067 959 PLN	—	619 645 PLN	1 717 284 PLN	—	80 844 PLN	260 775 PLN	182,000 PLN	57 131 PLN	—	619 645 PLN	—	—	267 119 PLN	3 320 PLN	2 296 PLN	11,000 PLN	3 320 PLN	1 717 284 PLN	1 101 879 PLN	585 320 PLN	1,013,000 PLN	260 775 PLN	80 844 PLN	57 131 PLN	29,000 PLN	585 320 PLN	—	—	1 717 284 PLN	582 000 PLN	582 000 PLN	—	585 320 PLN	29,000 PLN	—	81 857 PLN	267 130 PLN	260 775 PLN	—	57 131 PLN	1 104 175 PLN	81 857 PLN	260 775 PLN	1 717 284 PLN	57 131 PLN	977 483 PLN	266 850 PLN	712 792 PLN	712 792 PLN	3 792 PLN
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	33 920 PLN	—	—	33 920 PLN	—	—	—	—	—	—	—	33 920 PLN	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	126 692 PLN	—	—	—	—	—	—	126 692 PLN	—	—	—	—	—	—	—	—	—	—	—
Comprehensive income	—	—	34 325 PLN	—	—	33 920 PLN	—	—	—	—	558,000 PLN	—	153,000 PLN	34 325 PLN	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3 821 PLN	130 793 PLN	—	—	—	126 692 PLN	—	—	—	—	—	—	130 793 PLN	—	—	—	—	—	—	—	—	—	—	—
Increase (decrease) through other changes, equity	—	—	558,000 PLN	—	—	—	—	—	—	—	558,000 PLN	—	—	558,000 PLN	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	280,000 PLN	—	—	—	—	—	—	280,000 PLN	—	—	—	280,000 PLN	—	—	—	—	—	—	—	—	—	—	—