Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jan. 01, 2011
Current assets:
Cash and cash equivalents	$ 141,423	$ 174,384
Short-term marketable securities	68,711	63,836
Accounts receivable, net	36,993	41,188
Inventories	37,278	37,333
Prepaid expenses and other current assets	16,200	8,648
Total current assets	300,605	325,389
Property and equipment, less accumulated depreciation	40,430	39,322
Long-term marketable securities	6,946	10,232
Other long-term assets	11,628	2,744
Intangible assets, net of amortization	18,377	0
Goodwill	44,808	0
Deferred income taxes	45,130	0
Total assets	467,924	377,687
Current liabilities:
Accounts payable and accrued expenses	31,842	26,994
Accrued payroll obligations	9,373	11,654
Deferred income and allowances on sales to sell-through distributors	10,761	15,692
Total current liabilities	51,976	54,340
Other long-term liabilities	22,387	4,625
Total liabilities	74,363	58,965
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, 117,675,000 and 117,971,000 shares issued and outstanding, excluding 371,000 shares of treasury stock at January 1, 2011	1,177	1,179
Paid-in capital	627,637	630,184
Accumulated other comprehensive (loss) income	(345)	499
Accumulated deficit	(234,908)	(313,140)
Total stockholders' equity	393,561	318,722
Total liabilities and stockholders' equity	$ 467,924	$ 377,687