Stock-Based Compensation and Directors Stock Purchase Plan (Tables)
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12 Months Ended |
Dec. 31, 2014
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Share-based Compensation [Abstract] |
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Summary Of The Status Of Nonvested Share Awards |
A summary of the status of the Company’s nonvested share awards as of December 31, 2014 and changes during the year then ended is presented below. | | | | | |
| Shares | Weighted Average Grant Date Fair Value | Nonvested at January 1, 2014 | 1,200,750 |
| 32.64 |
| Granted | 195,177 |
| 42.48 |
| Vested | (107,299 | ) | 28.51 |
| Forfeited | (28,689 | ) | 36.85 |
| Nonvested at December 31, 2014 | 1,259,939 |
| 34.41 |
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Schedule Of Share Based Payment Award Stock Options Valuation Assumptions [Table Text Block] |
The per share average fair value and the model assumptions for SARs granted in 2014 are 2013 shown in the table below. | | | | | | | | | 2014 | 2013 | Weighted per share average fair value at grant date |
| $8.82 |
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| $6.49 |
| Assumptions: | | | Dividend yield | 2.0 | % | 2.3 | % | Volatility | 22.1 | % | 23.2 | % | Risk-free interest rate | 2.3 | % | 1.2 | % | Expected term | 7.1 years |
| 7.3 years |
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Summary Of Option Activity |
A summary of stock option activity during 2014 is presented below. | | | | | | | | | | | | (Dollars in thousands, except per share data) | Shares | Weighted Average Exercise Price | Weighted Average Remaining Contractual Term | Aggregate Intrinsic Value | Outstanding at January 1, 2014 | 474,894 |
| 29.10 |
| | | | Granted | — |
| — |
| | | | Forfeited | — |
| — |
| | | | Expired | (1,462 | ) | 29.22 |
| | | | Exercised | (404,757 | ) | 29.07 |
| | | | Outstanding, exercisable and vested at December 31, 2014 | 68,675 |
| $ | 29.27 |
| 0.2 | years | $ | 977 |
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Summary Of SAR Activity |
A summary of SAR activity during 2014 is presented below. | | | | | | | | | | | | (Dollars in thousands, except per share data) | Shares | Weighted Average Exercise Price | Weighted Average Remaining Contractual Term | Aggregate Intrinsic Value | Outstanding at January 1, 2014 | 1,845,863 |
| $ | 33.03 |
| | | | Granted | 181,556 |
| 42.40 |
| | | | Forfeited | (2,478 | ) | 39.37 |
| | | | Expired | (7,084 | ) | 32.44 |
| | | | Exercised | (237,279 | ) | 33.12 |
| | | | Outstanding at December 31, 2014 | 1,780,578 |
| $ | 33.96 |
| 3.7 | years | $ | 16,966 |
| Exercisable at December 31, 2014 | 1,425,874 |
| $ | 32.72 |
| 2.5 | years | $ | 15,356 |
| Vested and expected to vest at December 31, 2014 | 1,763,892 |
| $ | 33.92 |
| 3.7 | years | $ | 16,885 |
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Schedule Of Additional Information About Stock Options and SARs Exercises |
Additional information about stock options and SARs exercised is presented below. | | | | | | | | | | | (In thousands) | 2014 | 2013 | 2012 | Intrinsic value of options and SARs exercised | $ | 8,068 |
| $ | 6,580 |
| $ | 7,769 |
| Cash received from options and SARs exercised | $ | 8,652 |
| $ | 9,426 |
| $ | 14,820 |
| Tax benefit realized from options and SARs exercised | $ | 1,153 |
| $ | 335 |
| $ | 1,269 |
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