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Earnings per Share
 6 Months Ended
Jun. 30, 2014
Earnings Per Share [Abstract]  
Earnings per Share
Earnings per Share
The following table summarizes the composition of the weighted-average common shares (denominator) used in the basic and diluted earnings per share computations:
 
For the Three Months Ended June 30,
 
For the Six Months Ended June 30,
 
2014
 
2013
 
2014
 
2013
Weighted average common shares issued
105,563,455

 
105,563,455

 
105,563,455

 
105,563,455

Average treasury stock shares
(11,584,636
)
 
(7,823,276
)
 
(11,232,622
)
 
(6,968,649
)
Average unearned nonvested shares
(184,230
)
 
(175,480
)
 
(163,897
)
 
(172,850
)
Weighted average common shares and common stock equivalents used to calculate basic earnings per share
93,794,589

 
97,564,699

 
94,166,936

 
98,421,956

Additional common stock equivalents (nonvested stock) used to calculate diluted earnings per share
16,954

 
12,311

 
10,895

 
7,267

Additional common stock equivalents (stock options) used to calculate diluted earnings per share
—

 
—

 
—

 
—

Weighted average common shares and common stock equivalents used to calculate diluted earnings per share
93,811,543

 
97,577,010

 
94,177,831

 
98,429,223


The following table shows the number of shares and the price per share related to common stock equivalents that were not included in the computation of diluted earnings per share for the six months ended June 30 because to do so would have been antidilutive.
 
2014
 
2013
 
 
 
Price Range
 
 
 
Price Range
 
Shares
 
From
 
To
 
Shares
 
From
 
To
Stock Options
15,000

 
$
14.55

 
$
14.55

 
40,210

 
$
9.59

 
$
14.55

Restricted Stock
93,268

 
5.96

 
9.18

 
92,059

 
5.96

 
7.35