XML 30 R87.htm IDEA: XBRL DOCUMENT v2.4.0.6
Share-Based Compensation (Details 1) (USD $)
12 Months Ended
Dec. 31, 2012
Summary of restricted shares  
Number of Shares Awarded, Non-vested at December 31, 2011   
Number of Shares Awarded, Granted 152,169
Number of Shares Awarded, Vested (72,821)
Number of Shares Awarded, Forfeited (34,782)
Number of Shares Awarded, Non-vested at December 31, 2012 44,566
Weighted Average Grant Date Fair Value, Non-vested at December 31, 2011   
Weighted Average Grant Date Fair Value, Granted $ 1.69
Weighted Average Grant Date Fair Value, Vested $ 1.65
Weighted Average Grant Date Fair Value, Forfeited $ 1.73
Weighted Average Grant Date Fair Value, Non-vested at December 31, 2012 $ 1.73