Schedule II - Valuation and Qualifying Accounts (Notes)

12 Months Ended

Dec. 31, 2012

Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

Years Ended December 31, 2012, 2011, and 2010

Column A	Column B		Column C				Column D			Column E
			Additions (Reductions)
Description	Balance at Beginning of Period		Additions to Bad Debt Expense or Deferred Tax Asset		Charged to Other Accounts		Deductions (1)			Balance at End of Period
	(In thousands)
Year ended December 31, 2012
Allowance for doubtful accounts	$	161	$	325	$	—	$	(14	)	$	472
Year ended December 31, 2011
Allowance for doubtful accounts	$	118	$	62	$	—	$	(19	)	$	161
Year ended December 31, 2010
Allowance for doubtful accounts	$	97	$	39	$	—	$	(18	)	$	118

(1) Deductions represent the actual write-off of accounts receivable balances.