Note 6 - Restructuring Charges (Details) (USD $)	3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	12 Months Ended	3 Months Ended	6 Months Ended
	Aug. 31, 2014	Sep. 01, 2013	Aug. 31, 2014	Sep. 01, 2013	Aug. 31, 2014 Nelco Technology (Zhuhai FTZ) Ltd [Member]	Aug. 31, 2014 Nelco Technology (Zhuhai FTZ) Ltd [Member]	Mar. 03, 2013 Nelco Technology (Zhuhai FTZ) Ltd [Member]	Aug. 31, 2014 New England Laminates Co., Inc. [Member]	Aug. 31, 2014 New England Laminates Co., Inc. [Member]
Note 6 - Restructuring Charges (Details) [Line Items]
Business Exit Costs							$ 2,730,000
Other Asset Impairment Charges							3,620,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax							1,465,000
Real Estate Held-for-sale					2,029,000	2,029,000		0	0
Restructuring and Related Cost, Expected Cost	0		0
Restructuring Charges	$ 83,000	$ 119,000	$ 350,000	$ 319,000	$ 25,000	$ 131,000		$ 59,000	$ 220,000