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EARNINGS PER SHARE (Tables)

9 Months Ended

Sep. 30, 2012

EARNINGS PER SHARE

Information related to the calculation of earnings per share

		Three months ended
		September 30, 2012						September 30, 2011
		Diluted			Basic			Diluted			Basic
Consolidated operations
Income available to common stockholders		$	42,127		$	42,127		$	49,297		$	49,297
Average equivalent shares
Shares of common stock		66,541			66,541			66,381			66,381
Effect of dilutive stock based compensation
Stock options		1,804			—			2,291			—
Restricted stock		8			—			5			—
Total average equivalent shares		68,353			66,541			68,677			66,381
Net income per share		$	0.62		$	0.63		$	0.72		$	0.74

		Nine months ended
		September 30, 2012						September 30, 2011
		Diluted			Basic			Diluted			Basic
Consolidated operations
Income available to common stockholders		$	127,622		$	127,622		$	145,063		$	145,063
Average equivalent shares
Shares of common stock		66,439			66,439			66,747			66,747
Effect of dilutive stock based compensation
Stock options		2,259			—			2,863			—
Restricted stock		13			—			6			—
Total average equivalent shares		68,711			66,439			69,616			66,747
Net income per share		$	1.86		$	1.92		$	2.08		$	2.17

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Tabular disclosure of an entity's basic and diluted earnings per share calculations.

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