Statement Of Changes In Equity [Abstract]

Bulgarian Stock Exchange - Filing #6019212

Concept	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	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	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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Increase (decrease) through transfer between revaluation surplus and retained earnings, equity	—	—	—	—	—	- BGN	—	—	15,000 BGN	- BGN	- BGN	- BGN	—	- BGN	- BGN	15,000 BGN
Increase (decrease) through appropriation of retained earnings, equity	- BGN	- BGN	- BGN	481,000 BGN	- BGN	- BGN	- BGN	481,000 BGN	202,000 BGN	- BGN	- BGN	- BGN	- BGN	202,000 BGN	- BGN	- BGN
Purchase of treasury shares	- BGN	- BGN	629,000 BGN	- BGN	- BGN	186,000 BGN	443,000 BGN	- BGN	- BGN	90,000 BGN	- BGN	90,000 BGN	- BGN	- BGN	- BGN	- BGN