Note 2 - Dispositions and Exit Activities (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 28, 2012	Dec. 31, 2012	Jun. 30, 2013
Note 2 - Dispositions and Exit Activities (Details) [Line Items]
Lease Exit Costs Continuing Operations		$ 228
Lease Exit Costs Discontinued Operations		815
Percentage Of Subsidiary Stock Sold	100.00%
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds	2,533
Proceeds from Divestiture of Businesses	2,133
Length Of Time Sales Proceeds Held In Escrow	1 year
Escrow Deposit	250
Sales Price Reserved For Employee Retention Programs	150
Post Closing Working Capital Adjustment to Purchase Price	125
Significant Acquisitions and Disposals, Gain (Loss) on Sale or Disposal, Net of Tax			$ (118)
Divestiture Non Compete Period	2 years
Divestiture No Tampering Period	2 years
Minimum [Member]
Note 2 - Dispositions and Exit Activities (Details) [Line Items]
Divestiture Representations And Warranties Period	2 years
Maximum [Member]
Note 2 - Dispositions and Exit Activities (Details) [Line Items]
Divestiture Representations And Warranties Period	3 years