Disclosure Of Fair Value Measurement [Text Block]
| Concept |
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As at 2019-12-31 |
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As at 2019-01-01 |
As at 2018-12-31 |
As at 2018-12-31 |
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| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | ||||||||||||||||||||||||||||
| Assets | — | — | — | — | — | — | — | — |
24,300,000,000
PLN
|
— | — | — |
24,922,000,000
PLN
|
— | — | — | — | — |
25,259,000,000
PLN
|
— | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | ||||||||||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | ||||||||||||||||||||||||||||
| Equity |
28,000,000
PLN
|
5,951,000,000
PLN
|
2,000,000
PLN
|
62,000,000
PLN
|
89,000,000
PLN
|
10,597,000,000
PLN
|
3,937,000,000
PLN
|
832,000,000
PLN
|
10,599,000,000
PLN
|
10,555,000,000
PLN
|
2,000,000
PLN
|
832,000,000
PLN
|
10,557,000,000
PLN
|
5,875,000,000
PLN
|
20,000,000
PLN
|
3,937,000,000
PLN
|
59,000,000
PLN
|
50,000,000
PLN
|
10,503,000,000
PLN
|
832,000,000
PLN
|
2,000,000
PLN
|
10,501,000,000
PLN
|
51,000,000
PLN
|
10,503,000,000
PLN
|
13,000,000
PLN
|
20,000,000
PLN
|
3,937,000,000
PLN
|
5,790,000,000
PLN
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |