| Reserve of remeasurements of defined benefit plans [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for a component of equity resulting from remeasurements of defined benefit plans. [Refer: Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Reserve for eftermålinger af ydelsesbaserede pensionsordninger [member] | da | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dette element står for et egenkapitalelement hidrørende fra eftermålinger af ydelsesbaserede pensionsordninger. [Reference: øvrig totalindkomst efter skat, gevinster (tab) på eftermålinger af ydelsesbaserede pensionsordninger] | da | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |