Statement Of Changes In Equity [Abstract]
| Concept |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||
| Increase (decrease) through transactions with owners, equity |
139 848
PLN
|
175,000
PLN
|
10 894
PLN
|
7 111
PLN
|
45 108
PLN
|
18 005
PLN
|
5 488
PLN
|
82 398
PLN
|
2 241
PLN
|
29,000
PLN
|
111 066
PLN
|
32 123
PLN
|
111 131
PLN
|
65,000
PLN
|
7 043
PLN
|
88 256
PLN
|
| Purchase of treasury shares |
0
PLN
|
0
PLN
|
18 237
PLN
|
0
PLN
|
0
PLN
|
18 237
PLN
|
0
PLN
|
18 237
PLN
|
0
PLN
|
0
PLN
|
88 256
PLN
|
0
PLN
|
88 256
PLN
|
0
PLN
|
0
PLN
|
88 256
PLN
|
| Cancellation of treasury shares |
100 280
PLN
|
355,000
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
100 635
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|