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 |
2020-01-01 to 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 |
As at 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 |
As at 2019-12-31 |
2019-01-01 to 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 | — |
91 699
PLN
|
4 968
PLN
|
108 992
PLN
|
2 994
PLN
|
— | — |
3 214
PLN
|
10 351
PLN
|
— | — |
113 960
PLN
|
— | — | — |
734,000
PLN
|
— |
79 136
PLN
|
— |
4 608
PLN
|
3 214
PLN
|
— | — |
83 744
PLN
|
10 351
PLN
|
438,000
PLN
|
62 139
PLN
|
— | — |
2 994
PLN
|
— | — |
3 214
PLN
|
2 994
PLN
|
10 351
PLN
|
72,000
PLN
|
59 186
PLN
|
80 407
PLN
|
4 590
PLN
|
75 817
PLN
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
30 201
PLN
|
— | — | — | — |
0
PLN
|
29 677
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
524,000
PLN
|
0
PLN
|
29 677
PLN
|
— |
0
PLN
|
— |
3 116
PLN
|
— | — |
3 116
PLN
|
418,000
PLN
|
— | — | — | — |
3 534
PLN
|
0
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
| Other comprehensive income |
226,000
PLN
|
— | — | — | — |
226,000
PLN
|
0
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
0
PLN
|
0
PLN
|
226,000
PLN
|
— |
0
PLN
|
— |
153,000
PLN
|
— | — |
163,000
PLN
|
0
PLN
|
— | — | — | — |
153,000
PLN
|
316,000
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
| Comprehensive income |
30 427
PLN
|
— | — | — | — |
226,000
PLN
|
29 677
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
524,000
PLN
|
0
PLN
|
29 903
PLN
|
— |
0
PLN
|
— |
3 269
PLN
|
— | — |
2 953
PLN
|
418,000
PLN
|
— | — | — | — |
3 687
PLN
|
316,000
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
88,000
PLN
|
— | — | — | — |
0
PLN
|
0
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
88,000
PLN
|
0
PLN
|
0
PLN
|
— |
0
PLN
|
— |
0
PLN
|
— | — |
0
PLN
|
400,000
PLN
|
— | — | — | — |
400,000
PLN
|
0
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity |
123,000
PLN
|
— | — | — | — |
70,000
PLN
|
117,000
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
76,000
PLN
|
0
PLN
|
47,000
PLN
|
— |
0
PLN
|
— |
50,000
PLN
|
— | — |
0
PLN
|
0
PLN
|
— | — | — | — |
50,000
PLN
|
50,000
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |
| Increase (decrease) in equity |
30 216
PLN
|
— | — | — | — |
296,000
PLN
|
29 560
PLN
|
— | — |
0
PLN
|
0
PLN
|
— |
360,000
PLN
|
0
PLN
|
29 856
PLN
|
— |
0
PLN
|
— |
3 319
PLN
|
— | — |
2 953
PLN
|
18,000
PLN
|
— | — | — | — |
3 337
PLN
|
366,000
PLN
|
— |
0
PLN
|
0
PLN
|
— | — | — | — | — | — | — | — |