Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jan. 28, 2012	Jan. 29, 2011
Current assets:
Cash and cash equivalents	$ 44,283	$ 72,732
Short-term marketable securities	42,134	47,482
Restricted cash	1,769	1,616
Accounts receivable, net of allowances of $537 in 2012 and $602 in 2011	21,180	31,348
Inventories	22,037	37,714
Deferred tax assets	4,832	4,670
Prepaid expenses and other current assets	7,234	7,493
Total current assets	143,469	203,055
Long-term marketable securities	62,022	57,308
Software, equipment and leasehold improvements, net	35,913	28,392
Goodwill		44,910
Intangible assets, net	29,352	107,628
Deferred tax assets, net of current portion	16,595	13,051
Notes receivable, net of current portion	3,000
Long-term investments	6,443	4,300
Other non-current assets	430	595
Total assets	297,224	459,239
Current liabilities:
Accounts payable	8,438	15,650
Accrued liabilities	24,081	24,209
Total current liabilities	32,519	39,859
Other long-term liabilities	15,168	13,780
Long-term deferred tax liabilities	1,062	7,559
Total liabilities	48,749	61,198
Shareholders' equity:
Common stock and additional paid-in capital; no par value; 100,000,000 shares authorized; 37,070,578 issued and 32,878,266 outstanding at January 28, 2012 and 35,933,278 issued and 31,740,966 outstanding at January 29, 2011	460,246	441,249
Treasury stock, at cost, 4,192,312 shares at January 28, 2012, and January 29, 2011	(85,941)	(85,941)
Accumulated other comprehensive income	603	1,121
Retained earnings (accumulated deficit)	(126,433)	41,612
Total shareholders' equity	248,475	398,041
Total liabilities and shareholders' equity	$ 297,224	$ 459,239