Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Leases - Lease Assets and Liabilities (Details)

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Note 7 - Leases - Lease Assets and Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Operating lease right-of-use assets $ 332 $ 395
Accrued Liabilities [Member]    
Current operating lease liabilities 278 268
Other Noncurrent Liabilities [Member]    
Noncurrent operating lease liabilities 59 132
Accrued Liabilities and Other Noncurrent Liabilities [Member]    
Operating Lease, Liability, Total $ 337 $ 400