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Note 12 - Subsequent Events (Details Textual) - Subsequent Event [Member] - O Olive [Member]
$ in Millions
Mar. 01, 2017
USD ($)
Payments to Acquire Businesses, Gross $ 2.5
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High $ 7.5
Business Combination, Period for Payment of Contingent Consideration 3 years