Statement Of Changes In Equity [Abstract]

Best S.A. - Filing #6270004

Concept	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	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	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	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	2019-01-01 to 2019-12-31	As at 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	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	2019-01-01 to 2019-12-31	2019-01-01 to 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
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	—	420,817 PLN	200,000 PLN	504,864 PLN	23,127 PLN	—	538,000 PLN	1,457 PLN	58,925 PLN	—	—	505,064 PLN	—	—	—	—	23,127 PLN	472,499 PLN	3,409 PLN	386,488 PLN	270,000 PLN	58,925 PLN	280,000 PLN	472,229 PLN	—	—	—	472,229 PLN	3,409 PLN	270,000 PLN	280,000 PLN	—	—	472,499 PLN	58,925 PLN	386,488 PLN	—	23,127 PLN	—	—	3,689 PLN	23,127 PLN	58,925 PLN	451,447 PLN	373,085 PLN	188,000 PLN	451,259 PLN	189,000 PLN
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	34,773 PLN	—	—	—	—	34,329 PLN	—	—	—	0 PLN	0 PLN	—	0 PLN	444,000 PLN	0 PLN	34,329 PLN	—	—	—	—	—	—	—	—	0 PLN	0 PLN	19,475 PLN	—	—	—	—	19,475 PLN	446,000 PLN	—	—	—	19,921 PLN	—	0 PLN	0 PLN	—	—	—	—	—	—	—	—
Other comprehensive income	2,047 PLN	—	—	—	—	0 PLN	—	—	—	2,317 PLN	0 PLN	—	258,000 PLN	12,000 PLN	0 PLN	2,059 PLN	—	—	—	—	—	—	—	—	5,978 PLN	469,000 PLN	6,447 PLN	—	—	—	—	0 PLN	1,000 PLN	—	—	—	6,446 PLN	—	0 PLN	0 PLN	—	—	—	—	—	—	—	—
Comprehensive income	32,726 PLN	—	—	—	—	34,329 PLN	—	—	—	2,317 PLN	0 PLN	—	258,000 PLN	456,000 PLN	0 PLN	32,270 PLN	—	—	—	—	—	—	—	—	5,978 PLN	469,000 PLN	25,922 PLN	—	—	—	—	19,475 PLN	445,000 PLN	—	—	—	26,367 PLN	—	0 PLN	0 PLN	—	—	—	—	—	—	—	—
Decrease through other distributions to owners, equity	526,000 PLN	—	—	—	—	0 PLN	—	—	—	0 PLN	0 PLN	—	0 PLN	526,000 PLN	0 PLN	0 PLN	—	—	—	—	—	—	—	—	0 PLN	0 PLN	88,000 PLN	—	—	—	—	88,000 PLN	363,000 PLN	—	—	—	451,000 PLN	—	0 PLN	0 PLN	—	—	—	—	—	—	—	—
Increase (decrease) through share-based payment transactions, equity	365,000 PLN	—	—	—	—	0 PLN	—	—	—	365,000 PLN	0 PLN	—	0 PLN	0 PLN	0 PLN	365,000 PLN	—	—	—	—	—	—	—	—	1,100 PLN	0 PLN	1,100 PLN	—	—	—	—	0 PLN	0 PLN	—	—	—	1,100 PLN	—	0 PLN	0 PLN	—	—	—	—	—	—	—	—