v3.19.3
Note 7 - Leases (Details Textual)
xbrli-pure in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Operating Lease, Expense $ 98,000   $ 165,000  
Operating Leases, Rent Expense, Total   $ 58,000   $ 115,000
Finance Lease, Liability, Total $ 0   $ 0  
Lessee, Operating Lease, Not yet Commenced 0   0  
Lessee, Finance Lease, Not yet Commenced 0   0  
Sublease Income $ 42,000   $ 42,000