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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2016
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]  
Stock Option Activities
The options activity is as follows:
 
 
 
 
 
 
Weighted
Average
 
Weighted
Average
 
Weighted
Average
 
 
 
 
 
 
Number
 
Exercise Price
 
Fair Value at
 
Remaining
 
Intrinsic
 
 
 
of Shares
 
per Share
 
Grant Date
 
Contractual Life
 
Value
 
Balance January 1, 2015
 
 
27,500
 
 
12.92
 
 
 
 
 
0.3 years
 
 
-
 
Options granted
 
 
-
 
 
-
 
$
0
 
 
-
 
 
-
 
Options exercised
 
 
-
 
 
-
 
 
 
 
 
-
 
 
-
 
Options expired
 
 
(22,500)
 
$
(2.62)
 
 
 
 
 
-
 
 
-
 
Balance, January 1, 2016
 
 
5,000
 
$
10.30
 
 
 
 
 
0.3 years
 
$
-
 
Options granted
 
 
-
 
 
-
 
$
0
 
 
-
 
 
-
 
Options exercised
 
 
-
 
 
-
 
 
 
 
 
-
 
 
-
 
Options expired
 
 
-
 
$
-
 
 
 
 
 
-
 
 
-
 
Balance, March 31, 2016
 
 
5,000
 
$
10.30
 
 
 
 
 
0.3 years
 
$
-