Equity - Schedule of Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Numerator for basic and diluted earnings (loss) per share attributable to common stockholders:
Net loss attributable to common stockholders	$ (4,246)	$ (4,317)	$ (9,077)	$ (8,564)
Denominator:
Denominator for basic earnings per share—weighted average number of shares (in shares)	17,161,401	15,900,316	17,054,327	15,893,443
Effect of diluted securities (in shares)	0	0	0	0
Denominator for diluted earnings per share—adjusted weighted average number of shares and assumed conversions (in shares)	17,161,401	15,900,316	17,054,327	15,893,443
Basic earnings (loss) per share (in dollars per share)	$ (0.25)	$ (0.27)	$ (0.53)	$ (0.54)
Diluted earnings (loss) per share (in dollars per share)	$ (0.25)	$ (0.27)	$ (0.53)	$ (0.54)