XML 45 R59.htm IDEA: XBRL DOCUMENT v2.4.0.6
Summary of Stock Option Activity (Detail) (USD $)
3 Months Ended
Mar. 31, 2013
Number of shares outstanding  
Outstanding at December 31, 2012 192,729
Granted 0
Exercised 0
Expired or Forfeited 0
Outstanding at March 31, 2013 192,729
Weighted Average Exercise Price  
Outstanding at December 31, 2012 $ 10.68
Granted $ 0
Exercised $ 0
Expired or Forfeited $ 0
Outstanding at March 31, 2013 $ 10.68
Options Outstanding, Price per Share Range  
Beginning Balance, lower limit $ 1.70
Beginning Balance, upper limit $ 17.50
Granted, lower limit $ 0
Granted, upper limit $ 0
Exercised, lower limit $ 0
Exercised, upper limit $ 0
Expired or Forfeited, lower limit $ 0
Expired or Forfeited, upper limit $ 0
Ending Balance, lower limit $ 1.70
Ending Balance, upper limit $ 17.50