Quarterly report pursuant to Section 13 or 15(d)

Note 1 - General (Details Textual)

v3.19.2
Note 1 - General (Details Textual)
Jun. 30, 2019
Minimum [Member]  
Lessee, Operating Lease, Renewal Term 1 year
Maximum [Member]  
Lessee, Operating Lease, Renewal Term 5 years