Schedule II-Valuation and Qualifying Accounts (in thousands)

12 Months Ended

Dec. 31, 2011

Schedule II—Valuation and Qualifying Accounts (in thousands)

COL. A	COL. B		COL. C						COL. D			COL. E

			Additions
Description	Balance at Beginning of Period		Charged to Costs and Expenses			Charged to Other Accounts			Deductions			Balance at End of Period
Deducted from asset accounts:
Year ended December 31, 2011:
Allowance for doubtful accounts	$	512	$	—		$	—		$	(44	)	$	468
Valuation allowance on net deferred tax assets		1,644		—			—			121			1,765

	$	2,156	$	—		$	—		$	77		$	2,233

Deducted from asset accounts:
Year ended December 31, 2010:
Allowance for doubtful accounts	$	438	$	40		$	34		$	—		$	512
Valuation allowance on net deferred tax assets		84,723		—			(2,663	)		(80,416	)		1,644

	$	85,161	$	40		$	(2,629	)	$	(80,416	)	$	2,156

Deducted from asset accounts:
Year ended December 31, 2009:
Allowance for doubtful accounts	$	583	$	(52	)	$	—		$	(93	)	$	438
Valuation allowance on net deferred tax assets		78,706		6,017			—			—			84,723

	$	79,289	$	5,965		$	—		$	(93	)	$	85,161