Note 9 - Income Taxes (Tables)

9 Months Ended

Sep. 30, 2012

	Three Months Ended						Nine Months Ended
	September 30,						September 30,
	2012			2011			2012			2011
Income tax expense	$	10,035		$	1,073		$	19,250		$	791
Effective income tax rate		38.7	%		35.1	%		38.9	%		35.1	%