Note 9 - Fair Value of Assets and Liabilities (Tables)

12 Months Ended

Jan. 02, 2016

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	Fair Value Measurements Using
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
Investment in Polytronics	$	11,697	$	—	$	—	$	11,697
Total	$	11,697	$	—	$	—	$	11,697

	Fair Value Measurements Using
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
Investment in Polytronics	$	12,056	$	—	$	—	$	12,056
Total	$	12,056	$	—	$	—	$	12,056