| Number of other equity instruments outstanding in share-based payment arrangement | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Number of other equity instruments outstanding in share-based payment arrangement at beginning of period | en | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Number of other equity instruments outstanding in share-based payment arrangement at end of period | en | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Брой други инструменти на собствения капитал, непогасени по споразумение за плащане на базата на акции | bg | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Броят на другите инструменти на собствения капитал (т.е. различни от опциите за акции), непогасени по споразумение за плащане на базата на акции. | bg | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |