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Stock Options (Tables)
 3 Months Ended
Mar. 31, 2018
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
 
 
 
 
 
 
Weighted-Average
 
 
 
 
 
 
 
Weighted -
 
Remaining
 
Aggregate
 
 
 
Number of
 
Average Exercise
 
Contractual Term
 
Intrinsic
 
 
 
Options
 
Price
 
(years)
 
Value
 
Outstanding at January 1, 2018
 
 
4,241,799
 
$
2.82
 
 
 
 
 
 
 
Granted
 
 
-
 
 
-
 
 
 
 
 
 
 
Exercised
 
 
-
 
 
-
 
 
 
 
 
 
 
Forfeited/Expired
 
 
(2,824)
 
 
3.39
 
 
 
 
 
 
 
Outstanding at March 31, 2018
 
 
4,238,975
 
$
2.82
 
 
4.55
 
$
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exercisable at March 31, 2018
 
 
3,680,870
 
$
2.86
 
 
3.98
 
$
-
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Vested and Expected to Vest at March 31, 2018
 
 
4,238,975
 
$
2.82
 
 
4.55
 
$
-
 
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
The stock-based compensation expense related to the Company’s various stock awards was allocated as follows (in thousands):
 
 
 
Three months ended
 
 
 
March 31,
 
 
 
2018
 
2017
 
 
 
 
 
 
 
 
 
Direct operating costs
 
$
54
 
$
92
 
Selling and administrative expenses
 
 
86
 
 
196
 
Total stock-based compensation
 
$
140
 
$
288