Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 01, 2014	Mar. 02, 2013	Mar. 03, 2012
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 469,654	$ 426,335
Less accumulated depreciation	(275,708)	(257,387)
Net property, plant and equipment	193,946	168,948	159,547
Depreciation expense	24,800	24,300	24,600
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	9,461	6,851
Buildings and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	140,316	128,341
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	233,687	224,825
Office equipment and furniture
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	47,304	47,495
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 38,886	$ 18,823