Note 1 - Summary of Significant Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 02, 2014	Mar. 03, 2013	Feb. 26, 2012	Feb. 27, 2011
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Cash and Cash Equivalents, at Carrying Value	$ 133,150	$ 186,117	$ 129,503	$ 112,195
Sales Returns and Allowance as Percentage of Sales	1.00%	1.00%	1.00%
Impairment of Long-Lived Assets Held-for-use	0	0	0
Finite-Lived Intangible Asset, Useful Life	15 years
Goodwill, Impairment Loss	0	0	0
Shipping, Handling and Transportation Costs	3,781	4,080	4,629
Depreciation, Depletion and Amortization	3,757	4,269	5,891
Currencies Other than U.S. Dollars [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Cash and Cash Equivalents, at Carrying Value	27,195	26,043
Machinery, Equipment, Furniture and Fixtures [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Estimated Useful Lives	10
Land, Buildings and Improvements [Member] | Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	25 years
Land, Buildings and Improvements [Member] | Maximum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Property, Plant and Equipment, Useful Life	30 years
Minimum [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Cash and Cash Equivalents, at Carrying Value	25,000
Debt Securities [Member]
Note 1 - Summary of Significant Accounting Policies (Details) [Line Items]
Cash and Cash Equivalents, at Carrying Value	$ 19,995	$ 0