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Note J - Leases - Supplement Balance Sheet Information Related to Lease (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Lease liabilities, finance leases $ 8 $ 21
Operating lease right-of-use assets 1,068 1,141
Total operating lease right-of-use assets 1,068 1,141
Current portion of operating lease liabilities 474 356
Operating lease liabilities, less current portion 956 1,232
Total operating lease liabilities $ 1,430 $ 1,588
Finance leases (years) (Year) 1 year 1 year
Operating leases (years) (Year) 3 years 4 years
Finance leases 14.30% 12.00%
Operating leases 7.20% 7.50%
Property and Equipment, At Cost [Member]    
Property and equipment, at cost $ 1,031 $ 1,031
Accumulated Depreciation and Amortization [Member]    
less: accumulated depreciation and amortization (747) (651)
Property and Equipment, Net [Member]    
Property and equipment, net 284 380
Other Current Liabilities [Member]    
Other current liabilities 7 15
Other Noncurrent Liabilities [Member]    
Other long-term liabilities 1 6
Operating Lease Right-of-Use Assets [Member]    
Operating lease right-of-use assets 1,068 1,141
Total operating lease right-of-use assets 1,068 1,141
Current Portion of Operating Lease Liabilities [Member]    
Current portion of operating lease liabilities 474 356
Operating Lease Liabilities, Less Current Portion [Member]    
Operating lease liabilities, less current portion $ 956 $ 1,232