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Note 9 - Restructuring Charges
12 Months Ended
Dec. 31, 2018
Restructuring And Related Activities [Abstract]  
Restructuring Charges

(9)

Restructuring Charges

For the year ended December 31, 2016, the Company recorded $1,158 as “Restructuring expenses” on the Company’s consolidated income statement related to the write down of Zenara to reflect the estimated selling price of the business.  Zenara was effectively sold on January 30, 2017 and the Company no longer includes Zenara in its reported results.