Note 3 - Accounts Receivable, Net and Significant Customers Details - Significant Customers	3 Months Ended				6 Months Ended
	Jul. 01, 2011		Jul. 02, 2010		Jul. 01, 2011		Jul. 02, 2010		Dec. 31, 2010
Revenue, Major Customer [Line Items]
Sales To Distributors as a Percentage of Net Sales	0.7		0.84		0.73		0.85
Sales To Oems As Percentage Of Net Sales	0.3		0.16		0.27		0.15
Sales Revenue Net Percentage Of Net Sales	1		1		1		1
Huawei Technologies Co., Ltd
Revenue, Major Customer [Line Items]
Sales To Oems As Percentage Of Net Sales	0.14				0.13
Arrow Electronics, Inc
Revenue, Major Customer [Line Items]
Sales To Distributors as a Percentage of Net Sales	0.36	[1]	0.48	[1]	0.39	[1]	0.48	[1]
Accounts Receivable From Distributors As Percentage Of Total Accounts Receivables	0.41				0.41				0.18
Macnica, Inc
Revenue, Major Customer [Line Items]
Sales To Distributors as a Percentage of Net Sales	0.2	[1]	0.2	[1]	0.2	[1]	0.19	[1]
Accounts Receivable From Distributors As Percentage Of Total Accounts Receivables	0.32				0.32				0.51
Avnet, Inc
Revenue, Major Customer [Line Items]
Accounts Receivable From Distributors As Percentage Of Total Accounts Receivables	0.11				0.11				0.12

[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 July 1, 2011 or July 2, 2010.