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Stock-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity | Following is a summary of activity in the Restricted Stock for the periods indicated:
For six months ending June 30, 2013 |  |  |  |  |  |  |
| Shares |  | Price |  | Weighted- average remaining contractual term (in years)
Outstanding at beginning of year | 11,375 |  |  | $ | 24.24 |  |  |  | 2.65 |  |
Granted | 4,224 |  |  | $ | 42.70 |  |  |  | — |  |
Vested | (4,500 | ) |  | $ | 21.99 |  |  |  | — |  |
Forfeited or Canceled | — |  |  | $ | — |  |  |  | — |  |
Outstanding at June 30, 2013 | 11,099 |  |  | $ | 32.17 |  |  |  | 2.57 |  |
Qualified Stock Options |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Share-based Compensation, Stock Options, Activity | Following is a summary of activity in the Incentive Stock Option Plans for the period indicated:
For six months ending June 30, 2013 |  |  |
| Shares |  | Exercise Price*
Outstanding at beginning of year | 330,730 |  |  |
Granted | 49,000 |  |  | $ | 42.70 |
Exercised | (57,180 | ) |  | $ | 16.64 |
Canceled | (5,500 | ) |  | $ | 24.24 |
Outstanding at June 30, 2013 | 317,050 |  |  | $ | 25.93 |
Exercisable at June 30, 2013 | 179,650 |  |  | $ | 20.95 |
Available for grant at June 30, 2013 | 66,100 |  |  |
*Weighted Averages
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range | Options outstanding and exercisable at June 30, 2013 were as follows:
Qualified Stock Options | Options Outstanding |  | Options Exercisable
| Shares |  | Remaining Contractual Life(yrs)* | Exercise Price* |  | Shares |  |  | Exercise Price*
Range of Exercise Price |  |  |  |  |  |  |  |  |  |  |
$11.45 - $17.85 | 66,500 |  | 5.39 | $ | 12.03 |  |  | 50,300 |  |  | $ | 12.21 |
$19.79 - $32.76 | 201,550 |  | 6.02 | $ | 26.45 |  |  | 129,350 |  |  | $ | 24.35 |
$42.70 - $42.70 | 49,000 |  | 9.85 | $ | 42.70 |  |  | — |  |  | $ | — |
Total | 317,050 |  |  |  |  |  | 179,650 |  |  |  |
*Weighted Averages
Non Qualified Options |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of Share-based Compensation, Stock Options, Activity | Following is a summary of activity in the Non-Qualified Stock Option Plans for the period indicated:
For six months ending June 30, 2013 |  |  |
| Shares |  | Exercise Price*
Outstanding at beginning of year | 89,700 |  |  |
Granted | 25,000 |  |  | $ | 42.70 |
Exercised | — |  |  | $ | — |
Canceled | — |  |  | $ | — |
Outstanding at June 30, 2013 | 114,700 |  |  | $ | 24.87 |
Exercisable at June 30, 2013 | 57,900 |  |  | $ | 19.89 |
Available for grant at June 30, 2013 | 293,526 |  |  |
*Weighted Averages
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range | Options outstanding and exercisable at June 30, 2013 were as follows:
Non-Qualified Stock Options | Options Outstanding |  | Options Exercisable
| Shares | Remaining Contractual Life(yrs)* | Exercise Price* |  | Shares |  | Exercise Price*
Range of Exercise Price |  |  |  |  |  |  |  |  |  |  |
$11.45 - $17.85 | 37,200 |  | 5.87 | $ | 11.45 |  |  | 23,400 |  |  | $ | 11.45 |
$19.79 - $32.76 | 52,500 |  | 6.11 | $ | 25.90 |  |  | 34,500 |  |  | $ | 25.61 |
$42.70 - $42.70 | 25,000 |  | 9.85 | $ | 42.70 |  |  | — |  |  | $ | — |
Total | 114,700 |  |  |  |  |  | 57,900 |  |  |  |
*Weighted Averages

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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