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Stock-Based Compensation Plans (Tables) | 9 Months Ended
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Sep. 30, 2014
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of information with respect to stock options granted | Information with respect to stock options granted under the Company’s 1994 Stock Option and Incentive Plan (the “1994 Plan”) and its 2009 Stock Option and Incentive Plan (the “2009 Plan”) are as follows (dollars in thousands, other than per share amounts):
|  | 2009 Plan shares |  | Weighted average exercise price per share |  | 1994 Plan shares |  | Weighted average exercise price per share
Options Outstanding, December 31, 2013 |  | 501,568 |  |  | $ | 120.77 |  |  | 691,526 |  |  | $ | 106.19 |
Exercised |  | (144,750 | ) |  | 116.06 |  |  | (309,978 | ) |  | 97.00 |
Forfeited |  | (4,052 | ) |  | 131.05 |  |  | (76,381 | ) |  | 142.66 |
Options Outstanding, September 30, 2014 |  | 352,766 |  |  | $ | 122.58 |  |  | 305,167 |  |  | $ | 106.39 |
Options Exercisable September 30, 2014 |  | 197,931 |  |  | $ | 116.93 |  |  | 305,167 |  |  | $ | 106.39 |

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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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