SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2012

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

(In thousands)

Classification	Balance at Beginning of Period		Charged to Costs and Expenses			Charged to Other Accounts			Addition		Deduction			Balance at End of Period
Year Ended December 31, 2010
Allowance for doubtful accounts	$	1,358	$	925	(3)	$	(130	)(1)		—	$	(168	)(2)	$	1,985
Year Ended December 31, 2011
Allowance for doubtful accounts		1,985		1,528	(3)		(150	)(1)		—		(27	)(2)		3,336
Year Ended December 31, 2012
Allowance for doubtful accounts		3,336		1,947	(3)		(346	)(1)		—		(325	)(2)		4,612

(1)

Recoveries of accounts receivable previously written off.

(2)

Accounts written off.

(3)

Bad debt expense.