Quarterly report pursuant to Section 13 or 15(d)

Capital Transactions (Details 2)

v2.4.0.8
Capital Transactions (Details 2) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 0 Months Ended 3 Months Ended 3 Months Ended 3 Months Ended
Aug. 29, 2013
Stock options
Mar. 31, 2014
Stock options
Mar. 31, 2014
Time-based stock options
Mar. 31, 2013
Time-based stock options
Dec. 31, 2013
Time-based stock options
Mar. 31, 2014
Time-based stock options
Maximum
Mar. 31, 2014
Performance based stock options operating income margins
Mar. 31, 2014
Performance based stock options sales and operating income margins
Mar. 31, 2014
Performance based stock options sales and operating income margins
Minimum
Mar. 31, 2014
Performance based stock options sales
Mar. 31, 2014
Performance based stock options sales
Maximum
Mar. 31, 2014
2012 Incentive Plan
Time-based stock options
Number of shares                        
Options outstanding at the beginning of the period (in shares)   1,926                    
Granted (in shares)   258                   258
Expired (in shares)   (9)                    
Options outstanding at the end of the period (in shares)   2,175                    
Weighted Average Exercise Price Per Share                        
Options outstanding at the beginning of the period (in dollars per share)   $ 12.54                    
Granted (in dollars per share)   $ 15.38                   $ 15.38
Expired (in dollars per share)   $ 13.58                    
Options outstanding at the end of the period (in dollars per share)   $ 12.87                    
Share-based compensation, additional disclosures                        
Vesting period           48 months   2 years        
Operating income margin, one (as a percent)             6.00%          
Operating income margin, two (as a percent)             8.00%   8.00%      
Operating income margin, three (as a percent)             10.00%          
Period of time during which operating income margins must be achieved in order to vest in performance based stock options             12 months          
Consecutive period of time used to assess operating income margins which determine vesting             15 months          
Vesting period based on achieving annual net sales targets                   1 year    
Expiration period                       10 years
Weighted-average assumptions used to calculate fair value of options granted                        
Weighted-average grant date fair value (in dollars per share)                       $ 6.53
Expected life   6 years                    
Risk-free interest rate (as a percent)   1.50%                    
Expected volatility (as a percent)   56.70%                    
Dividend yield (as a percent)   2.60%                    
Share-based compensation, related information                        
Special one-time cash dividend paid per common share (in dollars per share) $ 1.50                      
Share-based compensation expense     $ 897 $ 1,074                
Related tax benefit     354 424                
Unrecognized share-based compensation expense     4,019   3,294              
Weighted-average period over which the remaining compensation cost is expected to be recognized     2 years 1 month 6 days                  
Potential compensation expense                     $ 800