Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014	Dec. 28, 2013
Current assets:
Cash and cash equivalents	$ 123,007	$ 114,310
Short-term marketable securities	134,131	101,505
Accounts receivable, net	49,762	50,085
Inventories	65,074	46,222
Prepaid expenses and other current assets	16,634	13,679
Total current assets	388,608	325,801
Property and equipment, less accumulated depreciation	40,070	41,719
Long-term marketable securities	0	5,241
Other long-term assets	9,561	6,120
Intangible assets, net of amortization	10,274	12,484
Goodwill	44,808	44,808
Deferred income taxes	8,824	11,703
Total assets	502,145	447,876
Current liabilities:
Accounts payable and accrued expenses	36,929	37,454
Accrued payroll obligations	12,320	13,659
Deferred income and allowances on sales to sell-through distributors	11,294	7,495
Total current liabilities	60,543	58,608
Long-term liabilities	7,173	3,588
Total liabilities	67,716	62,196
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; 118,893,494 issued, 118,666,983 outstanding as of September 27, 2014 and 115,671,000 shares issued and outstanding as of December 28, 2013	1,189	1,157
Paid-in capital	644,867	626,861
Treasury stock, at cost	(1,700)	0
Accumulated deficit	(209,032)	(242,193)
Accumulated other comprehensive loss	(895)	(145)
Total stockholders' equity	434,429	385,680
Total liabilities and stockholders' equity	$ 502,145	$ 447,876