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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity | The following summarizes the stock option transactions for the Second Restated 2005 Plan, the 2003 Plan and the 1992 Stock Option Plan (the “1992 Plan”) for the year ended December 31:
|  |  |  |  |  |  |  | Weighted |  |  |  |
|  |  |  |  |  |  |  | Average |  |  |  |
|  |  |  |  | Weighted |  | Remaining |  | Aggregate |
|  | Number of |  | Average |  | Contractual |  | Intrinsic |
|  | Options |  | Exercise Price |  | Term (Years) |  | Value |
Outstanding at January 1, 2011 |  |  | 391,948 |  | $ | 38.78 |  |  |  |  |  |  |
Granted |  |  | — |  |  | — |  |  |  |  |  |  |
Exercised |  |  | — |  |  | — |  |  |  |  |  |  |
Forfeited/canceled/expired |  |  | (88,316) |  |  | 43.50 |  |  |  |  |  |  |
Outstanding at December 31, 2011 |  |  | 303,632 |  | $ | 37.40 |  |  | 3.6 |  | $ | 135,886 |
Granted |  |  | — |  |  | — |  |  |  |  |  |  |
Exercised |  |  | (9,796) |  |  | 27.26 |  |  |  |  |  |  |
Forfeited/canceled/expired |  |  | (33,176) |  |  | 61.69 |  |  |  |  |  |  |
Outstanding at December 31, 2012 |  |  | 260,660 |  | $ | 34.69 |  |  | 3.0 |  | $ | 1,253,039 |
Granted |  |  | — |  |  | — |  |  |  |  |  |  |
Exercised |  |  | (8,910) |  |  | 29.41 |  |  |  |  |  |  |
Forfeited/canceled/expired |  |  | (17,963) |  |  | 54.35 |  |  |  |  |  |  |
Outstanding at December 31, 2013 |  |  | 233,787 |  | $ | 33.38 |  |  | 2.1 |  | $ | 4,058,035 |
Vested and Exercisable at December 31, 2013 |  |  | 233,787 |  | $ | 33.38 |  |  | 2.1 |  | $ | 4,058,035 |
Non-vested stock option transactions | The following summarizes the non-vested stock option transactions for the Second Restated 2005 Plan, the 2003 Plan and 1992 Plan for the year ended December 31:
|  |  |  | Weighted |
|  |  |  | Average |
| Number of |  | Grant Date |
| Options |  | Fair Value |
Non-vested at January 1, 2011 |  | 46,873 |  | $ | 13.88 |
Granted |  | — |  |  | — |
Vested |  | (37,150) |  |  | 13.73 |
Forfeited/canceled/expired |  | (440) |  |  | 14.48 |
Non-vested at December 31, 2011 |  | 9,283 |  | $ | 14.48 |
Granted |  | — |  |  | — |
Vested |  | (9,283) |  |  | 14.48 |
Forfeited/canceled/expired |  | — |  |  | — |
Non-vested at December 31, 2012 |  | — |  | $ | — |
Summary of restricted stock transactions | The following summarizes the restricted stock transactions for the year ended December 31:
|  |  |  |  | Weighted |
|  |  |  |  | Average |
|  |  |  |  | Grant Date |
|  | Shares |  | Fair Value |
Outstanding at January 1, 2011 |  |  | 28,164 |  | $ | 21.55 |
Granted |  |  | — |  |  | — |
Vested |  |  | (14,187) |  |  | 23.46 |
Forfeited/canceled/expired |  |  | (765) |  |  | 19.32 |
Outstanding at December 31, 2011 |  |  | 13,212 |  | $ | 19.61 |
Granted |  |  | — |  |  | — |
Vested |  |  | (7,641) |  |  | 20.82 |
Forfeited/canceled/expired |  |  | (40) |  |  | 17.97 |
Outstanding at December 31, 2012 |  |  | 5,531 |  | $ | 17.97 |
Granted |  |  | 50,062 |  |  | 46.51 |
Vested |  |  | (5,531) |  |  | 17.97 |
Forfeited/canceled/expired |  |  | — |  |  | — |
Non-vested and outstanding at December 31, 2013 |  |  | 50,062 |  | $ | 46.51 |
Weighted average remaining contractual life (in years) |  |  | 2.9 |  |  |  |

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- Definition Tabular disclosure of the changes in outstanding nonvested shares. + 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)(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 grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited 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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- 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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