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Share-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2012
Share-Based Compensation [Abstract]  
Schedule of Share-based Compensation Activity

  Equity Plan Director Stock Plan
  Number of Common Shares Weighted-Average Issue Price Number of Common Shares Weighted-Average Issue Price
Unvested, December 31, 2011 167,400 $ 12.50 9,000 $ 12.50
Granted 93,683 10.65 9,000 10.65
Vested (59,556 ) 12.41 (1,800 ) 12.50
Unvested, September 30, 2012 201,527 $ 12.50 16,200 $ 11.47