Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2020	Mar. 02, 2019	Mar. 03, 2018
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 711,697	$ 676,070
Less accumulated depreciation	(387,311)	(360,247)
Net property, plant and equipment	324,386	315,823	$ 304,063
Depreciation expense	36,100	37,100	$ 37,100
Land
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	5,381	7,101
Buildings and improvements
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	210,171	196,057
Machinery and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	418,240	375,700
Office equipment and furniture
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	60,409	56,366
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 17,496	$ 40,846