| Interest income, defined benefit plans | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Interest income, defined benefit plans | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| The amount of interest income arising from defined benefit plans. [Refer: Interest income; Post-employment benefit expense in profit or loss, defined benefit plans] [Contrast: Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income)] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Renteindtægter, ydelsesbaserede pensionsordninger | da | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Renteindtægterne hidrørende fra ydelsesbaserede pensionsordninger. [Reference: renteindtægter, omkostninger vedrørende pensionsydelser i resultatet, ydelsesbaserede pensionsordninger] [Modsætning: stigning (fald) i nettoforpligtelsen (-aktivet) i ydelsesbaserede pensionsordninger hidrørende fra renteudgifter (renteindtægter)] | da | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Renteindtægter, ydelsesbaserede pensionsordninger | da | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |