Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||
| Profit (loss) |
40 216
PLN
|
40 216
PLN
|
— |
28 295
PLN
|
28 295
PLN
|
— |
| Other comprehensive income [abstract] | ||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — |
36,000
PLN
|
36,000
PLN
|
— |
115,000
PLN
|
115,000
PLN
|
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — |
36,000
PLN
|
— | — |
115,000
PLN
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||
| Exchange differences on translation [abstract] | ||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — |
677,000
PLN
|
677,000
PLN
|
— |
532,000
PLN
|
532,000
PLN
|
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — |
677,000
PLN
|
— | — |
532,000
PLN
|
— |
| Other comprehensive income | — |
641,000
PLN
|
— | — |
417,000
PLN
|
— |
| Comprehensive income |
40 216
PLN
|
39 575
PLN
|
641,000
PLN
|
28 295
PLN
|
28 712
PLN
|
417,000
PLN
|
| Comprehensive income attributable to [abstract] | ||||||
| Comprehensive income, attributable to owners of parent | — |
39 575
PLN
|
— | — |
28 712
PLN
|
— |