XML 27 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
STOCK-BASED COMPENSATION (Details) (USD $)
 12 Months Ended 1 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2012
$3.84 [Member]
Dec. 31, 2012
$10.90 [Member]
Dec. 31, 2012
$10.90 [Member]
Dec. 31, 2012
$11.22 [Member]
Dec. 31, 2012
$11.54 [Member]
Dec. 31, 2012
$11.75 [Member]
Dec. 31, 2012
$14.32 [Member]
Dec. 31, 2012
$14.98 [Member]
Dec. 31, 2012
Minimum [Member]
Dec. 31, 2010
Minimum [Member]
Dec. 31, 2012
Maximum [Member]
Dec. 31, 2010
Maximum [Member]
Dec. 31, 2012
Stock Options [Member]
Dec. 31, 2011
Stock Options [Member]
Dec. 31, 2010
Stock Options [Member]
Dec. 31, 2012
Stock Options [Member]
Minimum [Member]
Dec. 31, 2011
Stock Options [Member]
Minimum [Member]
Dec. 31, 2010
Stock Options [Member]
Minimum [Member]
May 31, 2012
Nonqualified Stock Options [Member]
Dec. 31, 2012
Nonqualified Stock Options [Member]
Dec. 31, 2010
Nonqualified Stock Options [Member]
Dec. 31, 2012
Performance-based Variable Nonqualified Stock Options [Member]
Dec. 31, 2011
Performance-based Variable Nonqualified Stock Options [Member]
Dec. 31, 2010
Performance-based Variable Nonqualified Stock Options [Member]
Dec. 31, 2012
Annual Grant to Non-employee Member [Member]
Dec. 31, 2011
Annual Grant to Non-employee Member [Member]
Dec. 31, 2010
Annual Grant to Non-employee Member [Member]
Dec. 31, 2012
2006 Stock Option Plan [Member]
Dec. 31, 2012
1995 Stock Option Plan[Member]
Share-based Payment Award [Line Items]                                                                
Options remaining which were never used (in shares)                                                             401,000 263,500
Shares authorized (in shares)                                                             750,000  
Terms of award                       P5Y   P10Y                                    
Vesting period (in hundredths)                                           20.00% 20.00%   20.00%              
Options issued in the period (in shares)                                             14,000               125,000  
Price per per-share of option exercise (in dollars per share)   $ 6.14                   $ 5.54 $ 6.34 $ 6.06 $ 7.38 $ 5.96 $ 6.14 $ 6.47         $ 11.54               $ 10.90  
Shares available for grant (in shares)                                                             401,000 263,500
Number of quarterly installments for performance-based nonqualified stock options                                                 4              
Number of installments by year                                                 1              
Performance-based variable nonqualified stock options earned (in shares)                                                   4,442            
Vested fair value $ 268,000 $ 162,000 $ 118,000                                                          
Share-based compensation expense 352,000 164,000 123,000                                                 199,000 98,000 118,000    
Income tax benefit from share-based compensation 139,000 80,000 74,000                                                          
Effect on earnings per share from exercise of options (in dollars per share) $ 0.02 $ 0.01 $ 0.01                                                          
Total compensation cost not yet recognized 749,000 272,000 312,000                                                          
Amortization per year [Abstract]                                                                
2013 195,000                                                              
2014 195,000                                                              
2015 189,000                                                              
2016 128,000                                                              
2017 42,000                                                              
Shares Under Option [Roll Forward]                                                                
Outstanding - beginning balance (in shares) 180,942                             180,942 251,500 186,500                            
Granted (in shares) 139,000                             139,000 16,000 130,000       104,000   50,000     64,000 5,000 2,000 2,000    
Exercised (in shares) (6,000)                             (6,000) (5,000) (1,000)                            
Canceled (in shares) (78,500)                             (78,500) (81,558) (64,000)             59,558              
Outstanding - ending balance (in shares) 235,442 180,942                           235,442 180,942 251,500                            
Options exercisable - ending balance (in shares) 97,889                             97,889                                
Weighted- Average Exercise Price [Roll Forward]                                                                
Weighted average exercise price, beginning balance (in dollars per share) $ 16.50                             $ 16.50 $ 15.86 $ 21.02                            
Weighted average exercise price, granted (in dollars per share) $ 10.96                             $ 10.96 $ 11.75 $ 11.60                            
Weighted average exercise price, exercised (in dollars per share) $ 9.04                             $ 9.04 $ 3.84 $ 3.84                            
Weighted average exercise price, canceled (in dollars per share) $ 22.64                             $ 22.64 $ 14.35 $ 22.45 $ 8.88 $ 6.43 $ 9.03                      
Weighted average exercise price, ending balance (in dollars per share) $ 11.38 $ 16.50                           $ 11.38 $ 16.50 $ 15.86                            
Weighted average exercise price, option exercisable (in dollars per share) $ 11.94                             $ 11.94                                
Summary of Black-Scholes-Merton ("BSM") option-pricing model [Abstract]                                                                
Dividend yield (in hundredths) 0.00% 0.00% 0.00%                                                          
Volatility range, minimum (in hundredths) 57.88%   57.35%                                                          
Volatility range (in hundredths)   65.81%                                                            
Volatility range, maximum (in hundredths) 65.89%   64.31%                                                          
Risk-free rate range, minimum, (in hundredths) 0.64%   1.80%                                                          
Risk-free rate range (in hundredths)   1.79%                                                            
Risk-free rate range, maximum (in hundredths) 1.09%   1.99%                                                          
Expected life   4 years 3 months 18 days                   4 years 2 months 12 days 4 years 3 months 18 days 6 years 6 months 6 years 6 months                                  
Fair value of options (in dollars per share)   $ 6.14                   $ 5.54 $ 6.34 $ 6.06 $ 7.38 $ 5.96 $ 6.14 $ 6.47         $ 11.54               $ 10.90  
Share-based Payment Award, Options [Roll Forward]                                                                
Weighted average remaining contractual term, outstanding, ending balance 6 years 10 months 24 days                                                              
Aggregate intrinsic value - outstanding - ending balance 25,560 [1]                                                              
Weighted average remaining contractual term, exercisable, ending balance 3 years 10 months 24 days                                                              
Aggregate intrinsic value - exercisable - ending balance 25,560 [1]                                                              
Share price (in dollars per share)                               $ 10.23                                
Intrinsic value - exercised                               15,000 33,000 2,000                            
Number of Options [Roll Forward]                                                                
Nonvested at beginning of year (in shares) 44,442                                                              
Granted (in shares) 139,000                                                              
Canceled/forfeited/expired (in shares) 0                                                              
Vested (in shares) (45,889)                                           20,000   889              
Nonvested at end of year (in shares) 137,553 44,442                                                            
Weighted- Average Grant Date Fair Value [Roll Forward]                                                                
Weighted average grant date fair value, nonvested at beginning of year (in dollars per share) $ 6.34                                                              
Weighted average grant date fair value, granted (in dollars per share) $ 5.96                                                              
Weighted average grant date fair value, canceled/forfeited/expired (in dollars per share) $ 0                                                              
Weighted average grant date fair value, vested (in dollars per share) $ 5.83                                                              
Weighted average grant date fair value, non vested at end of year (in dollars per share) $ 6.13 $ 6.34                                                            
Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                                                                
Exercise Price (in dollars per share)       $ 3.84 $ 10.90 $ 10.90 $ 11.22 $ 11.54 $ 11.75 $ 14.32 $ 14.98                                          
Shares Under Outstanding Options (in shares) 235,442     4,000 21,000 104,000 54,442 12,000 12,000 14,000 14,000                                          
Weighted-Average Remaining Contractual Term 6 years 10 months 24 days     1 year 2 months 12 days 4 years 4 months 24 days 9 years 4 months 24 days 7 years 10 months 24 days 4 years 2 months 12 days 3 years 2 months 12 days 2 years 2 months 12 days 2 months 12 days                                          
Shares Under Exercisable Options (in shares) 97,889     4,000 21,000 0 20,889 12,000 12,000 14,000 14,000                                          
Cash received from exercise of stock options $ 54,000 $ 19,000 $ 4,000                                                          
[1] The intrinsic value of a stock option is the amount by which the market value of the underlying stock exceeds the exercise price of the option. The per share market value of our common stock, as determined by the closing price on December 31, 2012, was $10.23.