Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 28, 2013	Dec. 29, 2012
Current assets:
Cash and cash equivalents	$ 114,310	$ 118,536
Short-term marketable securities	101,505	64,865
Accounts receivable, net	50,085	46,947
Inventories	46,222	44,194
Prepaid expenses and other current assets	13,679	12,527
Total current assets	325,801	287,069
Property and equipment, less accumulated depreciation	41,719	40,384
Long-term marketable securities	5,241	4,717
Other long-term assets	6,120	6,854
Intangible assets, net of amortization	12,484	15,430
Goodwill	44,808	44,808
Deferred income taxes	11,703	15,357
Total assets	447,876	414,619
Current liabilities:
Accounts payable and accrued expenses	37,454	36,391
Accrued payroll obligations	13,659	6,149
Deferred income and allowances on sales to sell-through distributors	7,495	10,553
Total current liabilities	58,608	53,093
Long-term liabilities	3,588	3,976
Total liabilities	62,196	57,069
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.01 par value, 10,000,000 shares authorized, none issued and outstanding	0	0
Common stock, $.01 par value, 300,000,000 shares authorized, 115,671,000 and 115,500,000 shares issued and outstanding	1,157	1,155
Paid-in capital	626,861	621,170
Accumulated other comprehensive loss	(145)	(261)
Accumulated deficit	(242,193)	(264,514)
Total stockholders' equity	385,680	357,550
Total liabilities and stockholders' equity	$ 447,876	$ 414,619