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Stock-Based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2012
Stock-Based Compensation |
Summary of activity under the entity's stock option plans | The following table summarizes activity under our stock option plans (shares in thousands):
|  | Year Ended December 31, |
--- | --- | --- | ---
|  | 2012 |  | 2011 |  | 2010 |
Stock Options |  | Shares |  | Weighted- Average Exercise Price |  | Shares |  | Weighted- Average Exercise Price |  | Shares |  | Weighted- Average Exercise Price |
Outstanding at beginning of year |  |  | 1,056 |  | $ | 10.84 |  |  | 1,061 |  | $ | 9.58 |  |  | 1,180 |  | $ | 7.77 |
Granted |  |  | 190 |  | $ | 11.19 |  |  | 142 |  | $ | 13.87 |  |  | 146 |  | $ | 12.46 |
Exercised |  |  | (103 | ) | $ | 3.20 |  |  | (66 | ) | $ | 4.46 |  |  | (184 | ) | $ | 2.58 |
Forfeited |  |  | — |  | $ | — |  |  | — |  | $ | — |  |  | (12 | ) | $ | 12.32 |
Expired |  |  | — |  | $ | — |  |  | (81 | ) | $ | 4.82 |  |  | (69 | ) | $ | 2.88 |
Outstanding at end of year |  |  | 1,143 |  | $ | 11.59 |  |  | 1,056 |  | $ | 10.84 |  |  | 1,061 |  | $ | 9.58 |
Options exercisable at end of year |  |  | 810 |  |  |  |  |  | 762 |  |  |  |  |  | 756 |  |  |  |
Summary information about stock options outstanding | The following table summarizes information about stock options outstanding at December 31, 2012 (shares in thousands):
|  | Options Outstanding |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
|  |  |  | Weighted- Average Remaining Contractual Life |  |  |  | Options Exercisable |
Range of Exercise Prices |  | Number Outstanding at 12/31/12 |  | Weighted- Average Exercise Price |  | Number Exercisable at 12/31/12 |  | Weighted- Average Exercise Price |
$1.90 - $2.88 |  |  | 5 |  |  | 0.31 |  | $ | 1.90 |  |  | 5 |  | $ | 1.90 |
$6.38 - $7.94 |  |  | 129 |  |  | 2.17 |  | $ | 6.53 |  |  | 129 |  | $ | 6.53 |
$10.73 - $12.90 |  |  | 678 |  |  | 6.72 |  | $ | 11.66 |  |  | 440 |  | $ | 11.78 |
$13.15 - $15.03 |  |  | 331 |  |  | 6.43 |  | $ | 13.54 |  |  | 236 |  | $ | 13.41 |
$1.90 - $15.03 |  |  | 1,143 |  |  | 6.10 |  | $ | 11.59 |  |  | 810 |  | $ | 11.36 |
Schedule of fair values and the assumptions used for the grants |
|  | Year Ended December 31, |
--- | --- | --- | ---
|  | 2012 |  | 2011 |  | 2010 |
Weighted-average fair value per share of options granted |  | $ | 4.03 |  | $ | 5.04 |  | $ | 4.61 |
Fair value assumptions: |  |  |  |  |  |  |  |  |  |
Expected dividend yield |  |  | 1.86 | % |  | 1.70 | % |  | 1.73 | %
Expected stock price volatility |  |  | 46.5 | % |  | 44.2 | % |  | 44.4 | %
Risk-free interest rate |  |  | 1.17 | % |  | 2.24 | % |  | 2.65 | %
Expected term |  |  | 5.3 years |  |  | 5.3 years |  |  | 5.3 years |
Summary of information about nonvested stock option awards and changes | The following table summarizes information about nonvested stock option awards as of December 31, 2012 and changes for the year ended December 31, 2012 (shares in thousands):
Stock Options |  | Shares |  | Weighted-Average Grant Date Fair Value |
--- | --- | --- | --- | --- | ---
Nonvested at December 31, 2011 |  |  | 294 |  | $ | 4.71 |
Granted |  |  | 190 |  | $ | 4.03 |
Vested |  |  | (151 | ) | $ | 4.54 |
Forfeited |  |  | — |  | $ | — |
Nonvested at December 31, 2012 |  |  | 333 |  | $ | 4.40 |
Summary of activity under the entity's restricted stock plans | The following table summarizes activity under our restricted stock plans (shares in thousands):
|  | Shares |
--- | --- | --- | ---
Restricted Stock and Restricted Stock Units |  | 2012 |  | 2011 |  | 2010 |
Unvested at beginning of year |  |  | 302 |  |  | 312 |  |  | 300 |
Granted |  |  | 224 |  |  | 231 |  |  | 245 |
Vested |  |  | (254 | ) |  | (241 | ) |  | (228 | )
Forfeited |  |  | — |  |  | — |  |  | (5 | )
Unvested at end of year |  |  | 272 |  |  | 302 |  |  | 312 |

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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 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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