Annual report pursuant to Section 13 and 15(d)

INCOME TAXES (Details-Income tax provision)

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INCOME TAXES (Details-Income tax provision) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Income Tax Disclosure [Abstract]    
Income tax expense (benefit) at federal statutory rate $ (3,624) $ 2,120
State taxes, net of federal effect (1,142) (61)
Other permanent differences 43 117
Stock-based compensation (274) (2,680)
Non-deductible officer compensation (IRC 162(m)) 1,242 0
Non-deductible interest on convertible notes 0 11
R&D tax credits (320) 0
Other (241) 0
Increase in valuation allowance 3,701 586
Income tax expense (benefit) $ (615) $ 93
Income tax expense (benefit) at statutory rate (percent) 21.00% 21.00%
State taxes (percent) 6.60% (0.60%)
Other permanent differences (percent) (0.20%) 1.20%
Stock-based compensation (percent) 1.60% (26.60%)
Non-deductible officer compensation (IRC 162(m)) (percent) (7.20%) 0.00%
Non-deductible interest on convertible notes (percent) 0.00% 0.10%
R&D tax credits (percent) 1.90% (0.00%)
Other (percent) 1.40% 0.00%
Change in valuation allowance (percent) (21.50%) 5.80%
Income tax expense (benefit) (percent) 3.60% 0.90%