Note 2 - Inventories (Tables)

9 Months Ended

Sep. 29, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

(thousands)	Sept. 29, 2013			Dec. 31, 2012
Raw materials	$	27,592		$	24,197
Work in process		4,149			3,000
Finished goods		3,803			3,169
Less: reserve for inventory obsolescence		(825	)		(825	)
Total manufactured goods, net		34,719			29,541
Materials purchased for resale (distribution products)		21,532			17,732
Less: reserve for inventory obsolescence		(397	)		(281	)
Total materials purchased for resale (distribution products), net		21,135			17,451
Total inventories	$	55,854		$	46,992