Stockholder's Equity (Accumulated Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012	Mar. 31, 2012
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Foreign currency translation adjustment	$ 15,578	$ 17,046
Derivative instruments, net of tax	(141)	(153)
Defined benefit pension, net of tax	(9,859)	(9,631)
Accumulated other comprehensive income	$ 5,578	$ 7,262	[1]

[1] Derived from audited financial statements