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Stock Plans and Management Compensation (Tables) | 12 Months Ended
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Dec. 31, 2011
Stock Plans and Management Compensation [Abstract] |
SARs and Stock Option Activity | SARs and stock option activity for all plans for the three years ended December 31, 2011, 2010 and 2009, was as follows:
|  | 2011 |  |  | 2010 |  |  | 2009 |
(in thousands, except exercise price and terms) |  | SARs/Stock Options Outstanding |  |  | Weighted Average Exercise Price |  | Weighted Average Remaining Contractual Term |  | Aggregate Intrinsic Value |  |  | SARs/Stock Options Outstanding |  |  | Weighted Average Exercise Price |  |  | SARs/Stock Options Outstanding |  |  | Weighted Average Exercise Price |
Outstanding on January 1 |  |  | 9,168 |  |  | $ | 16.53 |  |  |  |  |  |  |  | 8,332 |  |  | $ | 18.27 |  |  |  | 6,484 |  |  | $ | 25.20 |
Granted |  |  | 1,105 |  |  | $ | 20.45 |  |  |  |  |  |  |  | 1,987 |  |  | $ | 11.18 |  |  |  | 2,911 |  |  | $ | 5.30 |
Exercised |  |  | (556 | ) |  | $ | 15.22 |  |  |  | $ | 3,489 |  |  |  | (261 | ) |  | $ | 13.36 |  |  |  | (1 | ) |  | $ | 3.59 |
Forfeited |  |  | (370 | ) |  | $ | 26.66 |  |  |  |  |  |  |  |  | (890 | ) |  | $ | 27.17 |  |  |  | (1,062 | ) |  | $ | 25.68 |
Outstanding on December 31 |  |  | 9,347 |  |  | $ | 16.66 |  | 6.5 years |  | $ | 51,535 |  |  |  | 9,168 |  |  | $ | 16.53 |  |  |  | 8,332 |  |  | $ | 18.27 |
Exercisable on December 31 |  |  | 5,103 |  |  | $ | 20.32 |  | 5.4 years |  | $ | 23,840 |  |  |  | 3,809 |  |  | $ | 25.73 |  |  |  | 3,271 |  |  | $ | 29.49 |
Summary of Information about SARs and Stock Options Outstanding | The following table summarizes information about SARs and stock options outstanding as of December 31, 2011:
|  |  | Outstanding |  |  | Exercisable |
Range of Exercise Price |  |  | Number (in thousands) |  | Weighted Average Remaining Years of Contractual Life |  | Weighted Average Exercise Price |  |  | Number (in thousands) |  | Weighted Average Remaining Years of Contractual Life |  | Weighted Average Exercise Price |
$ | 3.37 to $5.99 |  |  |  | 2,746 |  | 7.1 years |  | $ | 5.06 |  |  |  | 1,453 |  | 7.1 years |  | $ | 4.84 |
$ | 6.00 to $19.90 |  |  |  | 3,749 |  | 7.1 years |  | $ | 13.83 |  |  |  | 1,695 |  | 6.4 years |  | $ | 15.33 |
$ | 19.91 to $39.56 |  |  |  | 2,453 |  | 5.4 years |  | $ | 29.19 |  |  |  | 1,556 |  | 3.3 years |  | $ | 33.60 |
$ | 39.57 to $46.25 |  |  |  | 399 |  | 2.5 years |  | $ | 46.02 |  |  |  | 399 |  | 2.5 years |  | $ | 46.02 |
Weighted Average Assumption Used to Estimate Fair Value | The Company estimated the fair value of each grant on the date of grant using the Black-Scholes-Merton pricing model, utilizing the following weighted average assumptions for 2011, 2010 and 2009:
| 2011 |  | 2010 |  | 2009
Risk-free interest rate | 2.5 % |  | 2.8 % |  | 2.3 %
Dividend yield | 0.2 % |  | 0.7 % |  | 1.9 %
Volatility factor (A) | 53.7 % |  | 53.0 % |  | 72.3 %
Weighted average expected life | 5.2 – 6.7 years |  | 5.8 – 6.6 years |  | 5.7 – 6.3 years
(A) The Company uses a combination of implied and historical volatility in calculating the fair value of each grant.
Non-vested Stock Award Activity | Non-vested stock award activity for all plans for the three years ended December 31 was as follows:
(in thousands) |  | 2011 |  |  | 2010 |  |  | 2009 |
Outstanding at January 1 |  |  | 332 |  |  |  | 909 |  |  |  | 1,207 |
Granted |  |  | 237 |  |  |  | 275 |  |  |  | 20 |
Released |  |  | (16 | ) |  |  | (79 | ) |  |  | (168 | )
Forfeited |  |  | (12 | ) |  |  | (773 | ) |  |  | (150 | )
Outstanding at December 31 |  |  | 541 |  |  |  | 332 |  |  |  | 909 |

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