Note 9 - Restructuring Charges (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			3 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended
	Mar. 03, 2013	Mar. 02, 2014 Nelco Technology (Zhuhai FTZ) Ltd [Member]	Mar. 03, 2013 Nelco Technology (Zhuhai FTZ) Ltd [Member]	Feb. 26, 2012 Park Advanced Composite Materials, Inc [Member]	Mar. 02, 2014 Park Advanced Composite Materials, Inc [Member]	Mar. 03, 2013 Park Advanced Composite Materials, Inc [Member]	Mar. 03, 2013 Neltec Europe SAS [Member]	Mar. 02, 2014 Neltec Europe SAS [Member]	Mar. 03, 2013 Neltec Europe SAS [Member]	Feb. 26, 2012 Neltec Europe SAS [Member]
Note 9 - Restructuring Charges (Details) [Line Items]
Business Exit Costs		$ 546	$ 2,730	$ 1,250
Other Asset Impairment Charges			3,620	928
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax	1,465		1,465
Real Estate Held-for-sale		2,028
Payments for Restructuring		526			51	1,091		207	1,133
Restructuring and Related Cost, Incurred Cost						820	153
Restructuring and Related Cost, Expected Cost										$ 1,187