8. Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Numerator:
Net loss (numerator for basic and diluted earnings per share)	$ (1,318)	$ (443)
Denominator:
Denominator for basic earnings per share weighted average shares	12,761,713	13,754,119
Effect of dilutive securities:
Options and restricted stock units	0	0
Denominator
Denominator for diluted earnings per share weighted average shares	12,761,713	13,754,119
Basic income per share	$ (0.10)	$ (0.03)
Diluted income per share	$ (0.10)	$ (0.03)

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