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Stock-based Compensation (Tables)
 6 Months Ended
Jun. 30, 2020
Share-based Payment Arrangement [Abstract]  
Summary of Stock Option Activity
The following table summarizes stock option activity for the six-month periods ended June 30, 2020 and 2019:
Stock
Options		Grant Date
Weighted-
Average
Exercise
Price		Weighted-
Average
Remaining
Contractual
Life (in
Years)		Intrinsic
Value
Outstanding at January 1, 2020450,000  $2.78  2.44$27,000  
Granted10,000  $1.88  7.00$—  
Forfeited(40,000) $2.58  —  $—  
Outstanding at June 30, 2020420,000  $2.78  2.12$—  
Exercisable at June 30, 2020397,000  $2.81  1.93$—  
Outstanding at January 1, 2019613,000  $2.85  3.18$—  
Granted18,000  $2.91  7.00$—  
Exercised(16,000) $2.59  —  $—  
Forfeited(12,000) $3.05  —  $—  
Outstanding at June 30, 2019603,000  $2.86  2.34$57,000  
Exercisable at June 30, 2019477,000  $2.87  2.22$—