| Intangible assets and goodwill | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Intangible assets and goodwill at beginning of period | en | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Intangible assets and goodwill at end of period | en | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Total intangible assets and goodwill | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The amount of intangible assets and goodwill held by the entity. [Refer: Goodwill; Intangible assets other than goodwill] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Nehmotný majetok a goodwill | sk | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Suma nehmotného majetku a goodwill, ktoré má v držbe účtovná jednotka. [Odkaz: Goodwill; Nehmotný majetok iný ako goodwill] | sk | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Nehmotný majetok a goodwill spolu | sk | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Nehmotný majetok a goodwill na začiatku obdobia | sk | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Nehmotný majetok a goodwill na konci obdobia | sk | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |