SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2012

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

FOR THE YEARS ENDED DECEMBER 31, 2012, 2011 AND 2010

(in thousands)

	Balance at Beginning of Period		Charged to Costs and Expenses		Charged to Other Accounts		Deductions		Balance at End of Period

Income tax valuation allowance, deducted from deferred tax assets:
Year ended December 31, 2012	$	89,020	$	20,186	$	6,796	$	—	$	116,002
Year ended December 31, 2011		79,420		9,373		227		—		89,020
Year ended December 31, 2010		67,131		12,289		—		—		79,420