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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2012
Employee Benefit Plans [Abstract] |
Schedule of Share-based Compensation, Stock Options, Activity |
|  | 2012 |  | 2011 |  | 2010 |
|  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted |
|  |  |  | Average |  |  |  | Average |  |  |  | Average |
|  |  |  | Exercise |  |  |  | Exercise |  |  |  | Exercise |
|  | Shares |  | Price |  | Shares |  | Price |  | Shares |  | Price |
Options outstanding at beginning of year |  | 192,800 | $ | 10.52 |  | 432,918 | $ | 10.78 |  | 501,318 | $ | 10.74 |
Exercised |  | (140,000) |  | 9.24 |  | (181,670) |  | 10.92 |  | (68,400) |  | 10.52 |
Terminated |  | - |  | - |  | (58,448) |  | 11.20 |  | - |  | - |
Options outstanding at end of year |  | 52,800 | $ | 13.91 |  | 192,800 | $ | 10.52 |  | 432,918 | $ | 10.78 |
Options exercisable at end of year |  | 52,800 | $ | 13.91 |  | 192,800 | $ | 10.52 |  | 432,918 | $ | 10.78 |
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity |
|  | 2012 |  | 2011 |  | 2010 |
|  |  |  | Grant Date |  |  |  | Grant Date |  |  |  | Grant Date |
|  | Shares |  | Fair Value (1) |  | Shares |  | Fair Value (1) |  | Shares |  | Fair Value (1) |
Awards outstanding at beginning of year |  | 1,263,218 | $ | 14.80 |  | 1,463,298 | $ | 16.93 |  | 1,443,265 | $ | 21.55 |
Granted |  | 482,340 |  | 18.33 |  | 571,163 |  | 12.77 |  | 599,996 |  | 12.01 |
Vested (2) |  | (400,180) |  | 18.07 |  | (504,813) |  | 19.87 |  | (444,905) |  | 25.10 |
Forfeited |  | (21,066) |  | 15.00 |  | (266,430) |  | 12.55 |  | (135,058) |  | 17.48 |
Awards outstanding at end of year |  | 1,324,312 | $ | 15.09 |  | 1,263,218 | $ | 14.80 |  | 1,463,298 | $ | 16.93 |
(1) Represents the weighted average grant date fair value, which is based on the quoted market price of the common stock on the business day prior to the date of grant. (2) Total fair value of share-based awards that ves ted during the years ended December 31, 2012, 2011 and 2010 was $6.7 million, $6.7 million and $5.6 million, respectively.
Schedule Of Restricted Shares Granted To Executive Officers Management Employees And Non Employee Members Table |
Date of Grant |  |  | Shares |  |  |  | Grant Date Fair Value Per Share |  |  |  | Vesting Period
January 3, 2012 (1) |  |  | 272,153 |  |  | $ | 15.80 |  |  |  | 33% per year over three years
January 3, 2012 (2) |  |  | 132,910 |  |  |  | 23.68 |  |  |  | 100% on January 1, 2015
January 3, 2012(3) |  |  | 1,958 |  |  |  | 15.80 |  |  |  | 100% on January 1, 2014
April 1, 2012(3) |  |  | 1,879 |  |  |  | 17.80 |  |  |  | 100% on January 1, 2014
July 2, 2012(3) |  |  | 1,885 |  |  |  | 16.41 |  |  |  | 100% on January 1, 2014
August 23, 2012(3) |  |  | 3,539 |  |  |  | 18.84 |  |  |  | 20% per year over five years
October 1, 2012(3) |  |  | 1,830 |  |  |  | 18.27 |  |  |  | 100% on January 1, 2014
December 6, 2012(3) |  |  | 66,186 |  |  |  | 18.13 |  |  |  | 33% per year over three years
(1) Reflects the grant of 132,910 restricted shares to our executive officers and 139,243 RS Us to selected management employees that are convertible into 139,243 shares of our common stock upon vesting. These RSUs may be settled in cash or common stock at the Company’s option. (2) Reflects the grant of PSUs to our executive officers. The estimated fair value of the PSUs on grant date was determined using a Monte Carlo simulation model. The PSUs provide for an award based on the performance of our common stock over a three-year period with the maximum award being 200% of the original awarded PSUs and the minimum amount being zero. The vested PSUs will be settled in an equivalent number of shares of our common stock unless the Compensation Committee of our Board of Directors elects to pay in cash. (3) Reflects grants to our directors.

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + 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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