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Stock Incentive Plans
 6 Months Ended
Jun. 30, 2020
Share-based Payment Arrangement [Abstract]  
Stock Incentive Plans Stock Incentive Plans
Stock Options
The following table summarizes stock option activity for the six months ended June 30, 2020.
Options Outstanding
SharesWeighted
Average
Exercise Price
Outstanding, December 31, 20194,071,333 $0.58 
Options granted— — 
Options expired / forfeited(2,179,983)0.58 
Outstanding, June 30, 20201,891,350 0.57 
Exercisable, June 30, 20201,541,350 $0.63 
The following table summarizes additional information on stock options outstanding at June 30, 2020.
Options OutstandingOptions Exercisable
Range of
Exercise
Prices		Number OutstandingWeighted-
Average
Remaining Contractual Life (Years)		Weighted Average Exercise
Price		Number ExercisableWeighted Average Exercise
Price
$0.09 - $1.00
1,883,500 5.31$0.57 1,533,500 $0.63 
$1.50 - $1.80
4,050 1.52$1.70 4,050 $1.70 
$2.60 - $6.35
3,800 0.52$2.60 3,800 $2.60 
Totals1,891,350 5.29$0.57 1,541,350 $0.63 
Weighted-Average Exercisable Remaining Contractual Life (Years) 5.29
During the six months ended June 30, 2020, the Company granted no stock options to employees.
Total expense related to stock options was approximately $10,000 and $636,000 for the six months ended June 30, 2020 and 2019, respectively.
As of June 30, 2020, the Company had no unrecognized compensation expense related to unvested stock options.
As of June 30, 2020, the intrinsic value of options outstanding was zero.