Note 9 - Income Taxes (Tables)

9 Months Ended

Sep. 30, 2012

Income Tax Expense [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2012		2011		2012		2011
Income tax expense	$	2,014	$	1,904	$	144	$	342

Uncertain Income Tax Expense [Table Text Block]

	Nine Months Ended September 30,				Three Months Ended September 30,
	2012		2011		2012		2011
Income tax expense related to uncertain tax positions	$	595	$	640	$	168	$	210
Interest expense related to uncertain tax positions		159		185		54		63
Total income tax expense related to uncertain tax positions	$	754	$	825	$	222	$	273