Note 3 - Other Balance Sheet Data (Details) (USD $) In Thousands, unless otherwise specified	Mar. 02, 2014
New England Laminates Co., Inc. [Member]
Note 3 - Other Balance Sheet Data (Details) [Line Items]
Real Estate Held-for-sale	$ 0
Nelco Technology (Zhuhai FTZ) Ltd [Member]
Note 3 - Other Balance Sheet Data (Details) [Line Items]
Real Estate Held-for-sale	$ 2,028

Carrying amount as of the balance sheet date of investments in land and buildings held for sale, excluding real estate considered to be inventory of the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.1(f))

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Name:	us-gaap_RealEstateHeldforsale
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant