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Subsequent Event (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dividend declaration date Feb. 18, 2013
Dividends Payable, Amount Per Share $ 0.15
Dividend payable, March 20, 2013 $ 144,920
Dividends Payable, Date to be Paid Mar. 20, 2013
Dividends Payable, Date of Record Mar. 05, 2013