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Stock-Based Compensation; Changes in Equity (Tables)
3 Months Ended
Mar. 31, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
A summary of the Company’s stock option activity and related information is as follows:
 
 
Shares
under
Option
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Life
 
Aggregate
Intrinsic
Value
 
Balance at December 31, 2013
 
 
228,500
 
$
5.23
 
 
 
3.0
 
$
161,250
 
Granted
 
 
-
 
 
-
 
 
 
 
 
 
 
 
Cancelled
 
 
-
 
 
-
 
 
 
 
 
 
 
 
Exercised
 
 
-
 
 
-
 
 
 
 
 
 
 
 
Outstanding at March 31, 2014
 
 
228,500
 
$
5.23
 
 
 
2.8
 
$
122,955
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exercisable at March 31, 2014
 
 
96,382
 
$
4.84
 
 
 
2.2
 
$
88,075
 
Schedule of Stockholders Equity Note, Warrants or Rights [Table Text Block]
A summary of the Company’s stock warrant activity and related information is as follows:
 
 
 
Shares
under
Warrant
 
Weighted
Average
Exercise
Price
 
Weighted
Average
Remaining
Contractual
Life
 
Aggregate
Intrinsic
Value
 
Balance at December 31, 2013
 
 
 
140,048
 
$
0.01
 
 
 
8.5
 
$
816,480
 
Granted
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cancelled
 
 
 
-
 
 
-
 
 
 
 
 
 
 
 
Exercised
 
 
 
-
 
 
-
 
 
 
 
 
 
 
 
Outstanding at March 31, 2014
 
 
 
140,048
 
$
0.01
 
 
 
8.3
 
$
778,667
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Exercisable at March 31, 2014
 
 
 
-
 
 
-
 
 
 
-
 
 
-
 
Schedule Of Share Based Compensation Arrangement By Share Based Payment Award Options Vested Outstanding By Grant Date [Table Text Block]
A summary of the Company’s stock option activity by grant date as of March 31, 2014 is as follows:
 
 
Options Outstanding
Options Vested
 
Options by
Grant Date
 
 
Shares
 
Weighted
Avg.
Remain.
Life
 
Intrinsic
Val
 
 
Shares
 
Weighted
Avg.
Remain.
Life
 
Intrinsic Val
 
Dec 2005
 
 
29,500
 
$
2.88
 
 
1.8
 
$
79,355
 
 
29,500
 
$
2.88
 
 
1.8
 
$
79,355
 
Dec 2010
 
 
72,000
 
 
6.14
 
 
1.8
 
 
-
 
 
39,750
 
 
5.97
 
 
1.8
 
 
-
 
Jan 2011
 
 
8,000
 
 
5.96
 
 
1.8
 
 
-
 
 
5,332
 
 
5.96
 
 
1.8
 
 
-
 
Nov 2012
 
 
109,000
 
 
5.17
 
 
3.7
 
$
43,600
 
 
21,800
 
 
5.17
 
 
3.7
 
 
8,720
 
Nov 2013
 
 
10,000
 
 
5.75
 
 
4.6
 
 
-
 
 
-
 
 
-
 
 
 
 
 
 
 
TOTAL
 
 
228,500
 
$
5.23
 
 
2.8
 
$
122,955
 
 
96,382
 
$
4.84
 
 
2.2
 
$
88,075