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Stockholders' Equity (Table)

12 Months Ended

Dec. 31, 2012

Stockholders' Equity [Abstract]

Cumulative convertible preferred stock

Reconciliation of Basic and Diluted Per Share Data

		Earnings (Numerator)				Shares (Denominator)				Per Share Data
Three Months Ended January 31, 2013
Earnings from continuing operations		$	15,534
Allocation of earnings to nonvested restricted stock			(169	)
Basic earnings per common share:
Earnings from continuing operations available to common shareholders		$	15,365				84,394			$	.18
Effect of dilutive securities:
Stock options assumed exercised							536
Diluted earnings per common share:
Earnings from continuing operations available to common shareholders plus stock options assumed exercised		$	15,365				84,930			$	.18
		Earnings (Numerator)				Shares (Denominator)				Per Share Data
Three Months Ended January 31, 2012
Earnings from continuing operations		$	8,858
Allocation of earnings to nonvested restricted stock			(80	)
Basic earnings per common share:
Earnings from continuing operations available to common shareholders		$	8,778				87,037			$	.10
Effect of dilutive securities:
Stock options assumed exercised							312
Diluted earnings per common share:
Earnings from continuing operations available to common shareholders plus stock options assumed exercised		$	8,778				87,349			$	.10

Activity relating to common shares

		Issued Shares				Treasury Shares				Shares Held in Trust				Outstanding Shares
Balance, as of December 31, 2009			40,215				(1,809	)			(631	)			37,775
Preferred stock conversion			1				—				—				1
Options exercised			1,995				(1,314	)			631				1,312
Shares cancelled			(2,104	)			2,104				—				—
Restricted stock grant			300				—				—				300
Balance, as of December 31, 2010			40,407				(1,019	)			—				39,388
Options exercised			160				(70	)			—				90
Shares cancelled			(70	)			70				—				—
Restricted stock grant			600				—				—				600
Other adjustments			3				1				—				4
Balance, as of December 31, 2011			41,100				(1,018	)			—				40,082
Options exercised			285				(146	)			—				139
Shares cancelled			(146	)			146				—				—
Restricted stock grant			650				—				—				650
Balance, as of December 31, 2012			41,889				(1,018	)			—				40,871

Summary of dividends declared on its outstanding shares of common stock to its shareholders

		For the year ended December 31,
		2012								2011								2010
		Per Share Amount				Aggregate Amount				Per Share Amount				Aggregate Amount				Per Share Amount				Aggregate Amount
First Quarter		$	0.10			$	4,012			$	0.10			$	3,939			$	0.12			$	4,700
Second Quarter		$	0.08			$	3,214			$	—			$	—			$	0.10			$	3,917
Third Quarter		$	0.08			$	3,270			$	0.08			$	3,199			$	—			$	—
Fourth Quarter		$	0.20			$	8,174			$	0.14			$	5,611			$	0.10			$	3,917

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Tabular disclosure of information related to converting stock into another financial instrument(s) in a noncash (or part noncash) transaction.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-Name Statement of Financial Accounting Standard (FAS)

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

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-Paragraph 32

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