XML 51 R65.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock Option Plans and Share-Based Compensation - PSU Rollforward (Details) (Performance-Based Restricted Stock Units, USD $)
9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Performance-Based Restricted Stock Units
   
Number of Shares:    
Nonvested, Beginning Balance 225,000  
Granted 155,000  
Vested (74,000)  
Forfeited (28,000)  
Nonvested, Ending Balance 278,000  
Weighted-Average Grant Date Fair Value Per Share (in dollars per share):    
Nonvested, Beginning Balance $ 13.32  
Granted   $ 14.36
Vested   $ 13.66
Forfeited   $ 3.07
Nonvested, Ending Balance   $ 14.84