Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Jun. 30, 2014
Current assets:
Cash and cash equivalents	$ 88,972	$ 73,190
Short-term investments	20,321	32,692
Accounts receivable, net of allowances of $6,138 at December 31, 2014 and $3,618 at June 30, 2014	93,519	124,664
Inventories	54,431	57,109
Deferred income taxes	911	1,058
Prepaid expenses and other current assets	11,929	14,143
Total current assets	270,083	302,856
Property and equipment, net	43,568	46,554
Intangible assets, net	69,880	87,459
Goodwill	70,877	70,877
Other assets	20,903	18,686
Total assets	475,311	526,432
Current liabilities:
Current portion of long-term debt	8,125	29,688
Accounts payable	45,503	37,308
Accrued compensation and benefits	22,476	26,677
Restructuring liabilities	75	322
Accrued warranty	7,845	7,551
Deferred revenue, net	74,353	74,735
Deferred distributors revenue, net of cost of sales to distributors	31,172	31,992
Other accrued liabilities	36,030	38,035
Total current liabilities	225,579	246,308
Deferred revenue, less current portion	23,940	22,942
Long-term debt, less current portion	81,000	91,875
Other long-term liabilities	10,676	8,595
Commitments and contingencies (Note 8)
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; 99,325,978 shares issued and outstanding at December 31, 2014 and 96,980,214 shares issued and outstanding at June 30, 2014	99	97
Additional paid-in-capital	856,549	845,267
Accumulated other comprehensive loss	(1,884)	(439)
Accumulated deficit	(720,648)	(688,213)
Total stockholders’ equity	134,116	156,712
Total liabilities and stockholders’ equity	$ 475,311	$ 526,432