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Net Income Per Common Share

12 Months Ended

Dec. 31, 2012

Net Income Per Common Share [Abstract]

NET INCOME PER COMMON SHARE

(16) NET INCOME PER COMMON SHARE

Basic and diluted net income per common share are calculated as follows:

		Income (Numerator)				Shares (Denominator)				Per Share Amount
		(Dollars in thousands, except per share data)
Year Ended December 31, 2012
Basic
Income available to common stockholders		$	51,900				15,172,457			$	3.42
Effect of stock options			—				271,188
Diluted
Income available to common stockholders plus assumed exercises of stock options		$	51,900				15,443,645			$	3.36
Year Ended December 31, 2011
Basic
Income available to common stockholders		$	45,621				15,267,357			$	2.99
Effect of stock options			—				282,774
Diluted
Income available to common stockholders plus assumed exercises of stock options		$	45,621				15,550,131			$	2.93
Year Ended December 31, 2010
Basic
Income available to common stockholders		$	42,309				15,348,102			$	2.76
Effect of stock options			—				303,210
Diluted
Income available to common stockholders plus assumed exercises of stock options		$	42,309				15,651,312			$	2.70

The following table shows the number and average exercise price of options that were excluded from the computation of diluted net income per common share for each year because the options’ exercise prices were greater than the average market price of the common shares.

		Shares				Average Exercise Price
December 31, 2012			604,429			$	38.69
December 31, 2011			550,495			$	38.85
December 31, 2010			420,679			$	38.31

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The entire disclosure for earnings per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 55

-Paragraph 52

-URI http://asc.fasb.org/extlink&oid=16381557&loc=d3e4984-109258



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 128

-Paragraph 40

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

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-Section S99

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