Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2012

Computation Of Basic And Diluted Earnings Per Share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2012		2011		2012		2011
Net income—basic earnings per share	$	30,743	$	23,773	$	81,455	$	63,310
Interest expense on convertible debt		5		5		15		15
Net income after assumed conversion—diluted earnings per share	$	30,748	$	23,778	$	81,470	$	63,325
Basic weighted average common shares outstanding		139,228,812		126,473,473		139,074,244		123,330,205
Net effect of dilutive stock options, warrants, restricted stock and convertible debt		1,535,240		868,070		1,474,334		820,328
Diluted weighted average common shares outstanding		140,764,052		127,341,543		140,548,578		124,150,533
Basic earnings per share	$	0.22	$	0.19	$	0.59	$	0.51
Diluted earnings per share	$	0.22	$	0.19	$	0.58	$	0.51