Accounts Receivable, Net and Significant Customers

9 Months Ended

Sep. 30, 2011

Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]

Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

Accounts Receivable, Net and Significant Customers

Accounts receivable, net was comprised of the following:

(In thousands)	September 30, 2011			December 31, 2010
Gross accounts receivable	$	387,674		$	364,114
Allowance for doubtful accounts	(500		)	(500		)
Allowance for sales returns	(332		)	—
Accounts receivable, net	$	386,842		$	363,614

We sell our products to original equipment manufacturers, or OEMs, and to electronic components distributors who resell these products to OEMs, or their subcontract manufacturers. Net sales by customer type and net sales to significant customers were as follows:

	Three Months Ended				Nine Months Ended
(Percentage of Net Sales)	September 30, 2011		October 1, 2010		September 30, 2011		October 1, 2010
Sales to distributors	74	%	77	%	74	%	82	%
Sales to OEMs	26	%	23	%	26	%	18	%
	100	%	100	%	100	%	100	%
Significant Distributors(1):
Arrow Electronics, Inc. ( “Arrow”)	40	%	45	%	39	%	47	%
Macnica, Inc. (“Macnica”)	19	%	19	%	20	%	19	%

(1) Except as presented above, no other distributor accounted for greater than 10% of our net sales for the quarterly or year-to-date periods ended September 30, 2011 or October 1, 2010.

Huawei Technologies Co., Ltd. ("Huawei"), an OEM, accounted for 12% and 13% of our net sales for the quarterly and year-to-date periods ended September 30, 2011, respectively. Huawei accounted for 14% and 11% of our net sales for the quarterly and year-to-date periods ended October 1, 2010, respectively. No other individual OEM accounted for more than 10% of our net sales for the quarterly or year-to-date periods ended September 30, 2011 or October 1, 2010.

As of September 30, 2011, accounts receivable from Arrow, Macnica and Avnet, Inc. including its affiliates (“Avnet”), individually accounted for approximately 41%, 38% and 10%, respectively, of our total accounts receivable. As of December 31, 2010, accounts receivable from Arrow, Macnica and Avnet individually accounted for approximately 18%, 51% and 12%, respectively, of our total accounts receivable. No other distributor or OEM accounted for more than 10% of our accounts receivable as of September 30, 2011 or December 31, 2010. Accounts receivable from distributors may not be proportionate to net sales and may fluctuate on a quarterly basis due to varying factors, including inventory levels held by distributors and timing of price concessions and payments.