XML 109 R82.htm IDEA: XBRL DOCUMENT v2.4.0.8
Stock Options (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Apr. 05, 2012
Stock options under 2012 Plan
       
Stock option details        
Shares available for future grants 749,000     800,000
Maximum exercisable period for options granted 10 years      
Black-Scholes-Merton option valuation model assumptions        
Expected Life 7 years 7 months 17 days 7 years 7 months 17 days    
Dividend yield (as a percent) 2.33% 2.33%    
Interest rate (as a percent) 2.86% 1.58%    
Volatility (as a percent) 47.28% 47.30%    
Stock option activity        
Options outstanding at the beginning of the period (in shares) 794,877      
Plus: Options granted (in shares) 8,500      
Less:        
Options exercised (in shares) 19,075      
Options expired (in shares) 235,607      
Options forfeited (in shares) 33,552      
Options outstanding at the end of the period (in shares) 515,143 794,877    
Options fully vested and exercisable at the end of the period (in shares) 228,001      
Stock options, weighted average exercise price        
Options outstanding at the beginning, weighted average exercise price (in dollars per share) $ 19.03      
Plus: Options granted, weighted average exercise price (in dollars per share) $ 21.33      
Less:        
Options exercised, weighted average exercise price (in dollars per share) $ 13.83      
Options expired, weighted average exercise price (in dollars per share) $ 26.51      
Options forfeited, weighted average exercise price (in dollars per share) $ 16.94      
Options outstanding at the end, weighted average exercise price (in dollars per share) $ 15.98 $ 19.03    
Options fully vested and exercisable at the end, weighted average exercise price (in dollars per share) $ 18.37      
Stock options, weighted average remaining contractual term        
Options outstanding at the end, weighted average remaining contractual term 4 years 1 month 28 days      
Options fully vested and exercisable at the end, weighted average remaining contractual term 2 years 8 months 1 day      
Stock options, aggregate intrinsic value        
Options outstanding at the end, aggregate intrinsic value $ 5,375,000      
Options fully vested and exercisable at the end, aggregate intrinsic value 1,851,000      
Stock-based compensation expense 414,000 474,000 387,000  
Stock-based compensation cost, unrecognized, related to non-vested options 808,000      
Stock-based compensation cost, unrecognized, related to non-vested options, weighted-average period of recognition 1 year 9 months 11 days      
Other information pertaining to option activity        
Weighted average grant date fair value of stock options granted (in dollars per share) $ 9.05 $ 8.71 $ 5.51  
Total fair value of stock options vested 480,000 524,000 661,000  
Total intrinsic value of stock options exercised $ 171,000 $ 41,000 $ 27,000  
Incentive stock options granted to 10% shareholders
       
Stock option details        
Maximum exercisable period for options granted 5 years