Stock-Based Compensation (Tables)
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12 Months Ended |
Dec. 31, 2012
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Stock-based Compensation [Abstract] |
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Schedule of Stock Options Roll Forward [Table Text Block] |
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2012
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2011
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2010
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Number of shares under the plans:
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Outstanding and exercisable at beginning of year
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39,950
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80,950
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180,950
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Granted
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-
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-
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-
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Canceled
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-
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-
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-
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Exercised
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(17,450)
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(41,000)
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(100,000)
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Outstanding and exercisable at end of year
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22,500
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39,950
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80,950
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Number of shares available for future grant:
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Beginning of year
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315,840
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391,881
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443,566
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End of year
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561,655
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315,840
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391,881
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Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
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Options Outstanding and Exercisable
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Number
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Weighted Average
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Weighted
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Range of Exercise Prices
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of Shares
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Remaining Life
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Exercise Price
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$7.81 - $8.97
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10,000
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1.9
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$
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8.39
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$9.29 - $14.77
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12,500
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2.5
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12.03
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22,500
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2.2
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$
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10.41
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Schedule of Nonvested Restricted Stock Units Activity [Table Text Block] |
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Aggregate
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Grant Date
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Fair
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Grant Date
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Shares
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Fair Value
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Value
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Vesting Date
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March 3, 2010
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12,185
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$
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31.92
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$
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389,000
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March 3, 2014
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May 28, 2010
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2,500
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28.07
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70,000
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February 28, 2012
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May 28, 2010
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17,500
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28.07
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491,000
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May 28, 2014
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October 21, 2010
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7,500
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31.04
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233,000
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October 21, 2014
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March 15, 2011
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24,836
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38.46
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955,000
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March 15, 2015
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July 21, 2011
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16,600
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38.44
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638,000
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July 21, 2015
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August 29, 2011
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5,000
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24.50
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123,000
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August 29, 2014
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February 1, 2012
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66,000
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30.15
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1,990,000
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February 1, 2016
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March 6, 2012
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18,347
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27.49
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504,000
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March 6, 2016
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May 23, 2012
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8,000
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28.05
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224,000
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May 23, 2016
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December 11, 2012
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16,330
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41.98
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686,000
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December 12, 2015
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Schedule of Nonvested Performance-based Units Activity [Table Text Block] |
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Aggregate
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Incentive
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Grant Date
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Fair
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Plan
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Grant Date
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Units
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Fair Value
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Value
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Vesting Date
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2010 - 2012
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March 2, 2010
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36,541
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$
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31.83
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$
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1,163,000
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March 2, 2013
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2011 - 2013
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March 15, 2011
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34,002
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38.46
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1,308,000
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March 15, 2014
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2012 - 2014
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March 6, 2012
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43,042
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27.49
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1,183,000
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March 6, 2015
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Schedule of Grants, Average Grant Date Fair Value [Table Text Block] |
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Average
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Grant date
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Incentive Plan
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Fair Value
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Ten Day Period
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2010 - 2012
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$
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29.39
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February 2010
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2011 - 2013
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40.25
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February 2011
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2012 - 2014
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31.60
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February 2012
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