Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Jun. 30, 2012
Current assets:
Cash and cash equivalents	$ 89,766	$ 54,596
Short-term investments	35,204	23,358
Accounts receivable, net of allowances of $1,689 at December 31, 2012 and $1,646 at June 30, 2012	42,583	41,166
Inventories	17,866	26,609
Deferred income taxes	281	644
Prepaid expenses and other current assets	5,407	5,655
Assets held for sale	0	17,081
Total current assets	191,107	169,109
Property and equipment, net	9,510	25,180
Marketable securities	71,208	75,561
Intangible assets, net	4,639	5,106
Other assets	8,939	9,634
Total assets	285,403	284,590
Current liabilities:
Accounts payable	11,341	19,437
Accrued compensation and benefits	11,168	13,409
Restructuring liabilities	5,032	463
Accrued warranty	2,971	2,871
Deferred revenue, net	29,441	31,769
Deferred distributors revenue, net of cost of sales to distributors	15,404	15,319
Other accrued liabilities	12,768	13,480
Total current liabilities	88,125	96,748
Deferred revenue, less current portion	8,133	7,559
Other long-term liabilities	837	643
Commitments and contingencies (Note 7)
Stockholders’ equity:
Convertible preferred stock, $.001 par value, issuable in series, 2,000,000 shares authorized; none issued	0	0
Common stock, $.001 par value, 750,000,000 shares authorized; 93,684,318 shares issued and outstanding at December 31, 2012 and 133,965,455 and 94,333,619 shares issued and outstanding, respectively, at June 30, 2012	94	134
Treasury stock, zero and 39,631,836 shares at December 31, 2012 and June 30, 2012, respectively	0	(149,666)
Additional paid-in-capital	820,023	970,609
Accumulated other comprehensive income	58	(861)
Accumulated deficit	(631,867)	(640,576)
Total stockholders’ equity	188,308	179,640
Total liabilities and stockholders’ equity	$ 285,403	$ 284,590