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LEASED ASSETS (Schedule of right-of-use assets and related lease liabilities) (Details) - USD ($)
$ in Thousands
Mar. 28, 2020
Dec. 31, 2019
Operating lease liabilities    
Noncurrent portion $ 2,065 $ 2,176
Total operating lease liabilities $ 2,514  
Weighted average remaining lease term of operating leases 11 years 10 months 20 days  
Other assets [Member]    
Operating Leased Assets [Line Items]    
Right-of-use assets $ 2,482  
Trade accounts payable and accrued expenses [Member]    
Operating lease liabilities    
Current portion $ 449