| The amount of other comprehensive income, net of tax, resulting from the gain (loss) on changes in the effect of limiting a net defined benefit asset to the asset ceiling, excluding amounts included in interest income or expense. [Refer:Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans] [Contrast: Decrease (increase) in net defined benefit liability (asset) resulting from gain (loss) on changes in effect of limiting net defined benefit asset to asset ceiling excluding interest income or expense] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Gains (losses) on changes in effect of limiting net defined benefit asset to asset ceiling excluding interest income or expense, net of tax, defined benefit plans | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |