Allowances for Doubtful Accounts (Tables)

12 Months Ended

Dec. 31, 2014

Summary of Allowance for Doubtful Accounts

The movement in the allowance for doubtful accounts for the years ended December 31, 2014, 2013 and 2012 is summarized as follows:

	2014			2013			2012
	(In thousands)
Balance, beginning of year	$	2,022		$	2,168		$	2,407
Provision		—			53			1,014
Write-offs, net of recoveries		(1,319	)		(199	)		(1,253	)
Balance, end of year	$	703		$	2,022		$	2,168