SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2011

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS
For the Years Ended December 31, 2011, 2010 and 2009
(Dollars in thousands)

Description	Balance at Beginning of Year		Additions Charged to Costs and Expenses		Deductions			Balance at End of Year
Year Ended December 31, 2011:
Allowance for inventory obsolescence	$	7,541	$	707		—		$	8,248
Allowance for doubtful accounts receivable		47		193		—			240
		7,588		900		—			8,488
Year Ended December 31, 2010:
Allowance for inventory obsolescence	$	6,615	$	926		—		$	7,541
Allowance for doubtful accounts receivable		47		5,892		(5,892	)		47
	$	6,662		6,818		(5,892	)		7,588
Year Ended December 31, 2009:
Allowance for inventory obsolescence	$	5,533	$	1,082		—		$	6,615
Allowance for doubtful accounts receivable		47		—		—			47
	$	5,580	$	1,082		—		$	6,662