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CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parentheticals) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2016 | Mar. 31, 2015 | Mar. 31, 2014
Change in pension and post retirement benefits adjustment tax | $ 2,179 | $ 13,140 | $ 7,222

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- Definition Amount of tax (expense) benefit, before reclassification adjustments, related to (increase) decrease in accumulated other comprehensive (income) loss related to pension and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e640-108580 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansBeforeReclassificationAdjustmentsTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration