Statement Of Changes In Equity [Abstract]
| Concept |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-12-01 to 2020-12-31 |
2020-12-01 to 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
2019-12-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||
| Equity |
1 461 558
PLN
|
662,000
PLN
|
3 676
PLN
|
1 586 274
PLN
|
67 973
PLN
|
— | — | — | — | — | — | — |
28 256
PLN
|
53 979
PLN
|
27 344
PLN
|
1 586 936
PLN
|
— | — |
1 474 805
PLN
|
1 332
PLN
|
27 901
PLN
|
1 476 137
PLN
|
38 018
PLN
|
1 369 869
PLN
|
26 392
PLN
|
602,000
PLN
|
— | — | — | — | — | — | — | — | — |
67 825
PLN
|
30 414
PLN
|
33 900
PLN
|
791,000
PLN
|
1 393 410
PLN
|
1 394 201
PLN
|
24 322
PLN
|
7 896
PLN
|
67 763
PLN
|
1 305 735
PLN
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — | — | — | — | — |
0
PLN
|
0
PLN
|
337,000
PLN
|
430 181
PLN
|
430 518
PLN
|
0
PLN
|
430 181
PLN
|
— | — | — | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
0
PLN
|
295 908
PLN
|
295 367
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
295 367
PLN
|
541,000
PLN
|
— | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — |
355,000
PLN
|
3 074
PLN
|
0
PLN
|
2 291
PLN
|
428,000
PLN
|
0
PLN
|
428,000
PLN
|
— | — | — | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
8 498
PLN
|
9 338
PLN
|
1 673
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
2 513
PLN
|
9 338
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — |
355,000
PLN
|
3 074
PLN
|
337,000
PLN
|
427 890
PLN
|
430 946
PLN
|
0
PLN
|
430 609
PLN
|
— | — | — | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
8 498
PLN
|
305 246
PLN
|
293 694
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
2 513
PLN
|
304 705
PLN
|
541,000
PLN
|
— | — | — | — | — | — | — | — | — | — |
| Issue of equity | — | — | — | — | — |
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
16 109
PLN
|
148,000
PLN
|
16 109
PLN
|
— | — | — | — |
0
PLN
|
15 961
PLN
|
— | — | — | — | — | — | — | — |
0
PLN
|
4 180
PLN
|
0
PLN
|
62,000
PLN
|
0
PLN
|
4 118
PLN
|
0
PLN
|
4 180
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — |
0
PLN
|
0
PLN
|
453,000
PLN
|
453,000
PLN
|
0
PLN
|
0
PLN
|
453,000
PLN
|
— | — | — | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 070
PLN
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — | — | — |
0
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
952,000
PLN
|
0
PLN
|
952,000
PLN
|
— | — | — | — |
952,000
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
0
PLN
|
— |
0
PLN
|
0
PLN
|
2 070
PLN
|
0
PLN
|
0
PLN
|
2 070
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — | — | — |