| Incremental fair value granted, modified share-based payment arrangements | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| A positive XBRL value should normally be entered for this element. A negative XBRL value may need to be entered if this element is used with the members referenced. [Refer: Accumulated depreciation and amortisation [member]; Accumulated depreciation, amortisation and impairment [member]; Accumulated impairment [member]; Aggregate adjustment to carrying amounts reported under previous GAAP [member]; Effect of asset ceiling [member]; Effect of transition to IFRSs [member]; Elimination of intersegment amounts [member]; Financial forecast of cash inflows (outflows) for cash-generating unit, measurement input [member]; Financial forecast of profit (loss) for cash-generating unit, measurement input [member]; Increase (decrease) due to application of IFRS 15 [member]; Increase (decrease) due to changes in accounting policy [member]; Increase (decrease) due to changes in accounting policy and corrections of prior period errors [member]; Increase (decrease) due to changes in accounting policy required by IFRSs [member]; Increase (decrease) due to corrections of prior period errors [member]; Increase (decrease) due to departure from requirement of IFRS [member]; Increase (decrease) due to voluntary changes in accounting policy [member]; Material reconciling items [member]; Plan assets [member]; Present value of defined benefit obligation [member]; Redesignated amount [member]; Reinsurer's share of amount arising from insurance contracts [member]; Risk diversification effect [member]; Treasury shares [member]] | en | http://www.xbrl.org/2003/role/commentaryGuidance | http://www.xbrl.org/2003/role/link |
| The difference, for modified share-based payment arrangements, between the fair value of the modified equity instrument and that of the original equity instrument, both estimated as at the date of the modification. [Refer: Share-based payment arrangements [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Przyznany krańcowy przyrost wartości godziwej, zmodyfikowane umowy dotyczące płatności w formie akcji | pl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Różnica, w odniesieniu do zmodyfikowanych umów dotyczących płatności w formie akcji, między wartością godziwą zmodyfikowanych instrumentów kapitałowych i wartością godziwą pierwotnie przyznanych instrumentów kapitałowych, obie wielkości oszacowane na dzień modyfikacji. [Zob.: umowa dotycząca płatności w formie akcji [member]] | pl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |