Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Restructuring Charges - Restructuring Charges (Details)

v3.19.3
Note 12 - Restructuring Charges - Restructuring Charges (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 29, 2019
Sep. 30, 2018
Sep. 29, 2019
Sep. 30, 2018
Restructuring charges $ 6,454,000 $ 58,000 $ 8,624,000 $ 154,000
One-time Termination Benefits [Member]        
Restructuring charges     4,082,000  
Facility Exit Costs [Member]        
Restructuring charges     1,040,000  
Dongguan Facility Closure [Member]        
Restructuring charges 5,539,000 5,539,000
Dongguan Facility Closure [Member] | Employee Severance [Member]        
Restructuring charges 997,000    
Dongguan Facility Closure [Member] | One-time Termination Benefits [Member]        
Restructuring charges     997,000
Dongguan Facility Closure [Member] | Facility Exit Costs [Member]        
Restructuring charges 1,040,000 1,040,000
Dongguan Facility Closure [Member] | Restructuring Charges Related to Allowance for Doubtful Accounts Receivable [Member]        
Restructuring charges 1,691,000 1,691,000
Dongguan Facility Closure [Member] | Restructuring Charges Related to Provision for Obsolete Raw Material Inventories [Member]        
Restructuring charges 1,550,000 1,550,000
Dongguan Facility Closure [Member] | Restructuring Charges Related to Write Down of Property, Plant and Equipment [Member]        
Restructuring charges 261,000 261,000
Other Restructuring Charges [Member] | One-time Termination Benefits [Member]        
Restructuring charges $ 915,000 $ 58,000 $ 3,085,000 $ 154,000