Note 13 - Fire at Manufacturing Facility (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jul. 01, 2012	Jul. 03, 2011	Jun. 30, 2013
Extraordinary and Unusual Items [Abstract]
Business Interruption Loss, Gross		$ 1,589
Proceeds from Insurance Settlement, Operating Activities	1,017		269
Insurance Settlements Receivable			165
Business Interruption, Insurance Deductible			$ 132

The cash inflow from the amounts received by the insured under the terms of an insurance contract settlement. This element pertains only to insurance proceeds related to operating activities. It excludes insurance settlements classified as investing cash flows, for example, insurance settlements related to fixed assets.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 16

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3337-108585

Name:	us-gaap_ProceedsFromInsuranceSettlementOperatingActivities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration