Statement Of Changes In Equity [Abstract]
| 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 |
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 |
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 |
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 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 | — |
75 162
PLN
|
43,000
PLN
|
117 084
PLN
|
1 982
PLN
|
— |
1 466
PLN
|
110 466
PLN
|
148 940
PLN
|
117 127
PLN
|
— | — | — |
89 440
PLN
|
— | — |
97,000
PLN
|
110 466
PLN
|
956,000
PLN
|
— | — |
89 537
PLN
|
148 940
PLN
|
48 028
PLN
|
— |
1 982
PLN
|
110 466
PLN
|
302,000
PLN
|
148 940
PLN
|
77 198
PLN
|
557,000
PLN
|
77 755
PLN
|
1 982
PLN
|
36 440
PLN
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||
| Profit (loss) |
27 244
PLN
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
18 564
PLN
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income |
27 754
PLN
|
— | — | — | — |
27 242
PLN
|
— | — | — | — |
510,000
PLN
|
2,000
PLN
|
27 752
PLN
|
— |
654,000
PLN
|
19 197
PLN
|
— | — | — |
18 543
PLN
|
21,000
PLN
|
— | — | — |
19 218
PLN
|
— | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5 946
PLN
|
— | — | — |
5 946
PLN
|
— | — | — | — |
5 946
PLN
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
31,000
PLN
|
— | — | — |
31,000
PLN
|
— | — | — | — |
31,000
PLN
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity |
164,000
PLN
|
— | — | — | — |
108,000
PLN
|
— | — | — | — | — |
56,000
PLN
|
108,000
PLN
|
— | — |
978,000
PLN
|
— | — | — |
978,000
PLN
|
481,000
PLN
|
— | — | — |
1 459
PLN
|
— | — | — | — | — | — | — | — | — |