Note 12 - Restructuring Charges (Details) - Restructuring Charge 2014 [Member] $ in Thousands	3 Months Ended	24 Months Ended
	Sep. 28, 2014 USD ($)	Jan. 03, 2016 USD ($)
Note 12 - Restructuring Charges (Details) [Line Items]
Restructuring Charges	$ 12,400
Restructuring and Related Cost, Number of Positions Eliminated	100
Employee Severance [Member]
Note 12 - Restructuring Charges (Details) [Line Items]
Restructuring Charges	$ 9,700	$ 9,669
Other Restructuring [Member]
Note 12 - Restructuring Charges (Details) [Line Items]
Restructuring Charges	100	133
Fixed Asset Impairment [Member]
Note 12 - Restructuring Charges (Details) [Line Items]
Restructuring Charges	$ 2,600	$ 2,584