Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 04, 2017	Feb. 27, 2016	Feb. 28, 2015
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 583,254	$ 522,089
Less accumulated depreciation	(336,506)	(319,627)
Net property, plant and equipment	246,748	202,462	$ 193,540
Depreciation expense	31,600	29,800	$ 27,500
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	8,400	8,827
Buildings and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	162,184	149,685
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	316,406	296,388
Office equipment and furniture
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	49,720	48,805
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 46,544	$ 18,384