Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2013

Earnings Per Share [Abstract]

Effect of potentially dilutive stock outstanding

The effect of potentially dilutive stock outstanding as of March 31, 2013 and 2012 are as follows (in thousands, except per share data):

	Three months ended March 31, 2013
	Income (Numerator)		Shares (Denominator)	Per-Share Amount
Basic EPS
Net income available to common shareholders	$	12,270	89,948	$	0.14
Effect of Dilutive Securities
Equity awards	—		88
Diluted EPS
Net income available to common shareholders	$	12,270	90,036	$	0.14
	Three months ended March 31, 2012
	Income (Numerator)		Shares (Denominator)	Per-Share Amount
Basic EPS
Net income available to common shareholders	$	3,975	89,591	$	0.04
Effect of Dilutive Securities
Equity awards	—		230
Diluted EPS
Net income available to common shareholders	$	3,975	89,821	$	0.04