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Summary of Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Accounting Policies [Abstract]        
Depreciation expense $ 259,000 $ 181,000 $ 440,000 $ 367,000
Restricted stock units (in shares)     178,000  
Weighted average exercise price (in dollars per share)     $ 1.77  
Vesting period     3 years  
Stock-based awards granted, estimated life     1 year  
Stock-based awards granted, expected volatility     57.00%  
Stock-based awards granted, dividend yield     0.00%  
Stock-based awards granted, risk-free interest rate     2.60%  
Stock-based compensation expense $ 139,000 $ 82,000 $ 277,000 $ 149,000
Shares excluded from the computation of earnings per share 245,000   245,000