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Share Capital (Details 1) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Employee Stock Option [Member]
      
Employee Stock Incentive Plan [Line Items]      
Number Outstanding, Beginning balance 112,500 132,120 324,300
Number Outstanding, Vested 0 0 0
Number Outstanding, Granted 0 0 0
Number Outstanding, Exercised 0 (4,728) (169,628)
Number Outstanding, Expired and cancelled 0 (14,892) (22,552)
Number Outstanding, Ending balance 112,500 112,500 132,120
Weighted Average Price per Share, Beginning balance $ 6.35 $ 6.08 $ 6.27
Weighted Average Price per Share, Vested $ 0 $ 0 $ 0
Weighted Average Price per Share, Granted $ 0 $ 0 $ 0
Weighted Average Price per Share, Exercised $ 0 $ 5.79 $ 5.96
Weighted Average Price per Share, Expired and cancelled $ 0 $ 5.19 $ 8.38
Weighted Average Price per Share, Ending balance $ 6.03 $ 6.35 $ 6.08
Number Exercisable, Beginning balance 112,500 124,620 286,800
Number Exercisable, Ending balance 112,500 112,500 124,620
Weighted Average Price per Share, Exercisable, Beginning balance $ 6.35 $ 6.09 $ 6.27
Weighted Average Price per Share, Exercisable, Ending balance $ 6.03 $ 6.35 $ 6.09
Non Vested Stock Option Plan [Member]
      
Employee Stock Incentive Plan [Line Items]      
Number Outstanding, Beginning balance 0 7,500 37,500
Number Outstanding, Vested 0 (7,500) (30,000)
Number Outstanding, Granted 0 0 0
Number Outstanding, Exercised 0 0 0
Number Outstanding, Expired and cancelled 0 0 0
Number Outstanding, Ending balance 0 0 7,500