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Income Taxes (Tables)

6 Months Ended

Jun. 30, 2012

Income Tax Disclosure [Abstract]

Income Tax Disclosure

(thousands)		Three months ended June 30								Six months ended June 30
		2012				2011				2012				2011
Income tax expense (benefit)		$	113			$	(152	)		$	4				93
Deferred tax benefit on unrealized losses on marketable equity securities in other comprehensive income		$	1,011			$	1,880			$	1,540			$	69