Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
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 |
2019-01-01 to 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 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||
| Equity | — |
225 212
PLN
|
48 926
PLN
|
— |
478 160
PLN
|
32 560
PLN
|
— |
12 505
PLN
|
86 219
PLN
|
146 674
PLN
|
— |
527 086
PLN
|
— | — | — | — | — |
434 761
PLN
|
— |
42 664
PLN
|
79 934
PLN
|
— | — |
477 425
PLN
|
146 674
PLN
|
175 593
PLN
|
— |
0
PLN
|
32 560
PLN
|
— | — |
146 674
PLN
|
422 339
PLN
|
160 106
PLN
|
32 560
PLN
|
82 999
PLN
|
40 023
PLN
|
462 362
PLN
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
57 927
PLN
|
— | — |
0
PLN
|
— | — |
50 056
PLN
|
— | — | — |
0
PLN
|
— |
0
PLN
|
7 871
PLN
|
0
PLN
|
50 056
PLN
|
0
PLN
|
— |
30 509
PLN
|
— | — |
30 509
PLN
|
6 123
PLN
|
— | — | — |
36 632
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |
| Other comprehensive income |
5 303
PLN
|
— | — |
0
PLN
|
— | — |
0
PLN
|
— | — | — |
6 285
PLN
|
— |
0
PLN
|
982,000
PLN
|
0
PLN
|
6 285
PLN
|
701,000
PLN
|
— |
701,000
PLN
|
— | — |
0
PLN
|
1 564
PLN
|
— | — | — |
2 265
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |
| Comprehensive income |
63 230
PLN
|
— | — |
0
PLN
|
— | — |
50 056
PLN
|
— | — | — |
6 285
PLN
|
— |
0
PLN
|
6 889
PLN
|
0
PLN
|
56 341
PLN
|
701,000
PLN
|
— |
29 808
PLN
|
— | — |
30 509
PLN
|
4 559
PLN
|
— | — | — |
34 367
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
627,000
PLN
|
— | — |
0
PLN
|
— | — |
0
PLN
|
— | — | — |
0
PLN
|
— |
0
PLN
|
627,000
PLN
|
0
PLN
|
0
PLN
|
0
PLN
|
— |
10 745
PLN
|
— | — |
10 745
PLN
|
654,000
PLN
|
— | — | — |
11 399
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
437,000
PLN
|
— | — |
0
PLN
|
— | — |
437,000
PLN
|
— | — | — |
0
PLN
|
— |
0
PLN
|
0
PLN
|
0
PLN
|
437,000
PLN
|
0
PLN
|
— |
311,000
PLN
|
— | — |
311,000
PLN
|
0
PLN
|
— | — | — |
311,000
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |
| Increase (decrease) through treasury share transactions, equity |
12 505
PLN
|
— | — |
12 505
PLN
|
— | — |
0
PLN
|
— | — | — |
0
PLN
|
— |
0
PLN
|
0
PLN
|
0
PLN
|
12 505
PLN
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) in equity |
49 661
PLN
|
— | — |
12 505
PLN
|
— | — |
49 619
PLN
|
— | — | — |
6 285
PLN
|
— |
0
PLN
|
6 262
PLN
|
0
PLN
|
43 399
PLN
|
3 065
PLN
|
— |
12 422
PLN
|
— | — |
15 487
PLN
|
2 641
PLN
|
— | — | — |
15 063
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — |