XML 47 R22.htm IDEA: XBRL DOCUMENT v2.4.0.6
Earnings per Share (Tables)
 9 Months Ended
Sep. 30, 2012
Schedule of Earnings Per Share Reconciliation [Table Text Block] The following table sets forth the calculations of basic and diluted earnings per share (in thousands, except per share data):

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended
September 30,

 

Nine Months Ended
September 30,

 

 

 

 

 

 

 

2012

 

2011

 

2012

 

2011

 

 

 

 

 

 

Numerator:

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income used for calculating basic and diluted earnings per share

 

$

31,375

 

$

30,464

 

$

107,080

 

$

91,878

 

 

 

 

 

 

 

Denominator:

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average number of common shares used in the calculation of basic earnings per share

 

 

93,522

 

 

96,057

 

 

93,429

 

 

96,462

 

Common stock equivalents associated with stock-based compensation plans (1)

 

 

2,089

 

 

2,202

 

 

2,362

 

 

3,005

 

 

 

 

 

 

 

Shares used in the calculation of diluted earnings per share

 

 

95,611

 

 

98,259

 

 

95,791

 

 

99,467

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic earnings per share

 

$

0.34

 

$

0.32

 

$

1.15

 

$

0.95

 

 

 

 

 

 

 

Diluted earnings per share

 

$

0.33

 

$

0.31

 

$

1.12

 

$

0.92