CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parentheticals) (Accumulated Other Comprehensive Income [Member], USD $) In Thousands	6 Months Ended
Oct. 01, 2011
Accumulated Other Comprehensive Income [Member]
Change in pension and post retirement benefits,tax	$ 115

The tax effect related to other than temporary impairment (OTTI) loss on a debt security, categorized as Available-for-sale, related to factors other than credit losses when the entity does not intend to sell the security and it is not more likely than not that the entity will be required to sell the security before recovery of its amortized cost basis. This amount is the portion of the tax effect on other than temporary losses related to investments in debt securities categorized as Available-for-sale which includes the portion attributable to the noncontrolling interest, if any; this amount is also referred to as the amount incurred by the reporting entity or the consolidated entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number FAS115-1/124-1

-Paragraph 15D

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration