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Note 14 - Impairment (Details Textual)
3 Months Ended
Mar. 31, 2019
USD ($)
Goodwill, Impairment Loss $ 1,200,000
Clever Container [Member]  
Goodwill, Impairment Loss 220,000
Flexo Universal [Member]  
Goodwill, Impairment Loss $ 1,033,000