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Stock - Based Compensation (Tables)
9 Months Ended
Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock-based Compensation, Stock Options, Activity

The following summarizes stock option activity for the nine month period ended September 30, 2018:

 

    Shares     Weighted
Average
Exercise
Price
    Weighted
Average
Remaining
Contractual
Term (in years)
    Aggregate
Intrinsic
Value
 
Outstanding at December 31, 2017     14,000     $ 2.23                  
Expired     (7,000 )     1.53                  
Outstanding at September 30, 2018 (all vested and exercisable)     7,000     $ 2.92       0.75     $ 5,034