Quarterly report pursuant to Section 13 or 15(d)

Capital Transactions (Details 3)

v3.3.0.814
Capital Transactions (Details 3) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 19, 2014
Aug. 29, 2013
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Share-based compensation, additional disclosures              
Special one-time cash dividend paid per common share (in dollars per share) $ 1.50 $ 1.50          
Stock options              
Share Based Compensation              
Outstanding options to purchase (in shares)     1,680,000   1,680,000   2,037,000
Exercisable (in shares)     902,000   902,000   1,069,000
Expected to vest (in shares)     637,000   637,000   794,000
Aggregate Intrinsic value, outstanding     $ 1,383   $ 1,383   $ 6,801
Aggregate Intrinsic value, exercisable     1,351   1,351   4,928
Aggregate Intrinsic value, expected to vest     31   $ 31   1,779
Weighted-average assumptions used to calculate fair value of options granted              
Risk-free interest rate (as a percent)         1.50%    
Dividend yield (as a percent)         2.80%    
Stock options | Minimum              
Weighted-average assumptions used to calculate fair value of options granted              
Expected life         5 years    
Expected volatility (as a percent)         46.30%    
Stock options | Maximum              
Weighted-average assumptions used to calculate fair value of options granted              
Expected life         6 years    
Expected volatility (as a percent)         52.30%    
RSUs              
Share-based compensation, additional disclosures              
Share-based compensation expense     767 $ 261 $ 2,106 $ 727  
Related tax benefits     299 $ 103 828 $ 287  
Unrecognized share-based compensation expense     3,281   $ 3,281   $ 849
Weighted-average period over which the remaining compensation expense is expected to be recognized         2 years    
Minimum statutory withholding requirement paid on behalf of employees (in shares)         8    
Performance-based RSUs              
Share-based compensation, additional disclosures              
Vesting period based on achieving operating income and earnings per share targets         1 year    
Performance-based RSUs | Maximum              
Share-based compensation, additional disclosures              
Potential compensation expense     $ 2,900   $ 2,900    
2012 Stock Incentive Plan | RSUs              
Number of Shares              
Units outstanding at the beginning of the period (in shares)         180,000    
Granted (in shares)         675,000    
Issued (in shares)         (30,000)    
Forfeited or canceled (in shares)         (77,000)    
Units outstanding at the end of the period (in shares)     748,000   748,000    
Weighted Average Grant Date Fair Value              
Units outstanding at the beginning of the period (in dollars per share)         $ 15.09    
Granted (in dollars per share)         12.64    
Issued (in dollars per share)         13.63    
Forfeited or canceled (in dollars per share)         12.90    
Units outstanding at the end of the period (in dollars per share)     $ 12.50   $ 12.50    
Share-based compensation, additional disclosures              
Vesting period         3 years    
Discount for lack of marketability ( as a percent)         17.50%    
2012 Stock Incentive Plan | RSUs | Minimum              
Share-based compensation, additional disclosures              
Vesting period         12 months    
Vesting period based on achieving operating income and earnings per share targets         3 years    
2012 Stock Incentive Plan | RSUs | Maximum              
Share-based compensation, additional disclosures              
Vesting period         48 months    
Vesting period based on achieving operating income and earnings per share targets         6 years    
2012 Stock Incentive Plan | RSUs | Board of Directors              
Number of Shares              
Number of shares subject to restriction period     43,000   43,000   32,000
Restriction period         2 years    
2012 Stock Incentive Plan | Performance-based RSUs              
Weighted-average assumptions used to calculate fair value of options granted              
Weighted-average grant date fair value (in dollars per share)         $ 12.13    
2012 Stock Incentive Plan | Time-based RSUs              
Weighted-average assumptions used to calculate fair value of options granted              
Weighted-average grant date fair value (in dollars per share)         $ 13.11    
2012 Stock Incentive Plan | SARs              
Number of Shares              
Units outstanding at the beginning of the period (in shares)         30,000    
Forfeited or canceled (in shares)         (10,000)    
Units outstanding at the end of the period (in shares)     20,000   20,000    
Weighted Average Grant Date Fair Value              
Units outstanding at the beginning of the period (in dollars per share)         $ 5.47    
Forfeited or canceled (in dollars per share)         5.86    
Units outstanding at the end of the period (in dollars per share)     $ 5.27   $ 5.27    
Share-based compensation, additional disclosures              
Number of shares of common stock used for determining the fair value, or strike price, of grants     1   1    
Share-based compensation expense     $ 0   $ 6    
Related tax benefits     0   3    
Unrecognized share-based compensation expense     $ 47   $ 47   $ 150
Weighted-average period over which the remaining compensation expense is expected to be recognized         1 year 9 months 18 days    
2012 Stock Incentive Plan | SARs | Minimum              
Share-based compensation, additional disclosures              
Vesting period         12 months    
2012 Stock Incentive Plan | SARs | Maximum              
Share-based compensation, additional disclosures              
Vesting period         48 months