| Gains (losses) on financial instruments [abstract] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Печалби (загуби) от финансови инструменти [abstract] | bg | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Zisky (ztráty) z finančních nástrojů [abstract] | cs | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gevinster (tab) på finansielle instrumenter [abstract] | da | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Κέρδη (ζημίες) επί χρηματοοικονομικών μέσων [abstract] | el | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gewinne (Verluste) aus Finanzinstrumenten [abstract] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ganancias (pérdidas) por instrumentos financieros [abstract] | es | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Finantsinstrumentidest tulenev kasum (kahjum) [abstract] | et | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Rahoitusinstrumenteista johtuvat voitot (tai tappiot) [abstract] | fi | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Profits (pertes) sur des instruments financiers [abstract] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gnóthachain (caillteanais) ar ionstraimí airgeadais [abstract] | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dobici (gubici) od financijskih instrumenata [abstract] | hr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Pénzügyi instrumentumokból származó nyereségek (veszteségek) [abstract] | hu | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Utili (perdite) sugli strumenti finanziari [abstract] | it | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Finansinių priemonių pelnas (nuostoliai) [abstract] | lt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Guvumi (zaudējumi) no finanšu instrumentiem [abstract] | lv | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Qligħ (telf) minn strumenti finanzjarji [abstract] | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Winsten (verliezen) uit hoofde van financiële instrumenten [abstract] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Zyski (straty) z tytułu instrumentów finansowych [abstract] | pl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ganhos (perdas) de instrumentos financeiros [abstract] | pt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Câștigurile (pierderile) aferente instrumentelor financiare [abstract] | ro | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Zisky (straty) z finančných nástrojov [abstract] | sk | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dobički (izgube) iz finančnih instrumentov [abstract] | sl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Vinster (förluster) på finansiella instrument [abstract] | sv | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |