Accounts Receivable Reserves (Tables)

9 Months Ended

12 Months Ended

Sep. 29, 2012

Dec. 31, 2011

Summary of Activity in Accounts Receivable Reserves for Doubtful Accounts and Sales Returns

A summary of activity in our accounts receivable reserves for doubtful accounts and sales returns is presented below (in thousands):

	Nine Months Ended
	September 29, 2012			October 1, 2011
Balance, beginning of period	$	38,315		$	53,076
Provision for doubtful accounts and sales returns		16,442			22,455
Write-offs, net of recoveries		(23,666	)		(24,288	)
Balance, end of period	$	31,091		$	51,243

A summary of activity in our accounts receivable reserves for doubtful accounts and sales returns is presented below (in thousands):

	Year Ended December 31,
	2011			2010			2009
Balance, beginning of year	$	53,076		$	48,306		$	36,521
Provision for doubtful accounts and sales returns		31,673			33,077			34,904
Write-offs, net of recoveries		(46,434	)		(28,307	)		(23,119	)
Balance, end of year	$	38,315		$	53,076		$	48,306