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Common Stock (Details Narrative) - Restricted Stock Units (RSUs) [Member] - shares
1 Months Ended 12 Months Ended
Feb. 18, 2015
Jan. 31, 2014
Jan. 31, 2014
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Common Stock [Line Items]            
Number of restricted stock units granted 15,000      
Number of restricted stock units remains unvested and dilutive       250 250 500
Officers And Key Employees [Member]            
Common Stock [Line Items]            
Number of restricted stock units granted   112,000 112,000      
Number of restricted stock units vested and exercisable     28,000      
Number of restricted stock units remains unvested and dilutive       250