| Increase (decrease) in reimbursement rights related to defined benefit obligation, resulting from gain (loss) on remeasurement | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total increase (decrease) in reimbursement rights related to defined benefit obligation, resulting from gain (loss) on remeasurement | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The increase (decrease) in reimbursement rights related to defined benefit obligation, resulting from the remeasurement of reimbursement rights. [Refer: Reimbursement rights related to defined benefit obligation, at fair value] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Méadú (laghdú) ar chearta aisíocaíochta a bhaineann le hoibleagáid sochair shainithe, a leanann as gnóthachan (caillteanas) ar atomhas | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An méadú (laghdú) ar chearta aisíocaíochta a bhaineann le hoibleagáid sochair shainithe, a leanann as atomhas na gceart aisíocaíochta. [Féach: Cearta aisíocaíochta a bhaineann le hoibleagáid sochair shainithe, ag luach cóir] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Méadú (laghdú) iomlán ar chearta aisíocaíochta a bhaineann le hoibleagáid sochair shainithe, a leanann as gnóthachan (caillteanas) ar atomhas | ga | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |