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5. Goodwill and Intangible Assets (Details - Finite lived) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Intangible assets, gross $ 8,244 $ 8,244
Accumulated Amortization (7,973) (7,900)
Intangible assets, net 271 344
Recipes [Member]    
Intangible assets, gross 44 44
Customer lists and other customer related intangibles [Member]    
Intangible assets, gross 4,529 4,529
Customer relationships [Member]    
Intangible assets, gross 985 985
Trade Names [Member]    
Intangible assets, gross 2,248 2,248
Formula [Member]    
Intangible assets, gross $ 438 $ 438