Supplemental Disclosures to Consolidated Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jul. 02, 2013	Jul. 03, 2012
Supplemental Cash Flow Elements [Abstract]
Interest paid (net of amounts capitalized)	$ 2,485	$ 2,554
Income taxes paid	134	216
(Payments for) purchases of property and equipment accrued in accounts payable	$ (1,752)	$ 1,091