Quarterly report pursuant to Section 13 or 15(d)

Note 1 - Nature of the Business (Details Textual)

v3.19.1
Note 1 - Nature of the Business (Details Textual)
Mar. 31, 2019
Number of Manufacturing and Assembly Lines 50
Entity Number of Employees 3,202
Full Time Employees [Member]  
Entity Number of Employees 2,697