Annual report pursuant to Section 13 and 15(d)

Note 15 - Commitments and Contingencies (Details Textual)

v3.20.1
Note 15 - Commitments and Contingencies (Details Textual) - ft²
Mar. 01, 2020
Feb. 01, 2019
Jan. 05, 2017
Dublin, CA [Member]      
Lessee, Operating Lease, Term of Contract (Month)     6 years 150 days
Area of Real Estate Property (Square Foot)     23,873
Nashua NH [Member]      
Area of Real Estate Property (Square Foot) 2,400 1,200