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Commitments (Tables)
12 Months Ended
Dec. 31, 2013
Commitments [Abstract]  
Schedule of Minimum Annual Future Rental Commitments

As of December 31, 2013, the approximate minimum annual future rental commitments under the expiring and new lease agreements for the next five years are as follows:

                   2014:             $       163,000
  2015:   $ 168,000
  2016:   $ 174,000
  2017:   $ 180,000
  2018:   $ 186,000
  Thereafter:   $ 1,294,000