Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2014

Computation of Basic and Diluted Earnings per Share under Two-Class Method

The following table sets forth the computation of basic and diluted earnings per share under the two-class method:

	Three months ended
	March 31,
	2014			2013
Numerator for basic and diluted earnings per share:
Net income	$	18,427		$	17,577
Effect of reallocating undistributed earnings of participating securities		(136	)		(117	)
Net income available under the two-class method	$	18,291		$	17,460
Denominator:
Denominator for basic earnings per share—weighted-average shares		22,948,109			22,990,048
Effect of dilutive potential common shares		—			—
Denominator for diluted earnings per share—adjusted weighted-average shares		22,948,109			22,990,048
Basic earnings per share	$	0.80		$	0.76
Diluted earnings per share	$	0.80		$	0.76