Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 103,786	$ 94,122
Accounts receivable, net of allowances of $2,451 at December 31, 2016 and $3,257 at June 30, 2016	117,819	81,419
Inventories	47,394	40,989
Prepaid expenses and other current assets	14,806	12,438
Total current assets	283,805	228,968
Property and equipment, net	30,599	29,580
Intangible assets, net	29,854	19,762
Goodwill	80,713	70,877
Other assets	25,026	25,236
Total assets	449,997	374,423
Current liabilities:
Current portion of long-term debt	10,020	17,628
Accounts payable	26,841	30,711
Accrued compensation and benefits	28,188	27,145
Accrued warranty	10,228	9,600
Deferred revenue, net	81,404	72,934
Deferred distributors revenue, net of cost of sales to distributors	41,333	26,817
Other accrued liabilities	39,885	26,691
Total current liabilities	237,899	211,526
Deferred revenue, less current portion	24,519	21,926
Long-term debt, less current portion	87,127	37,446
Deferred income taxes	5,615	4,693
Other long-term liabilities	9,017	8,635
Commitments and contingencies (Note 9)
Stockholders’ equity:
Convertible preferred stock, $.001 par value, issuable in series, 2,000,000 shares authorized; none issued
Common stock, $.001 par value, 750,000,000 shares authorized; 108,051,089 shares issued and outstanding at December 31, 2016 and 104,942,665 shares issued and outstanding at June 30, 2016	108	105
Additional paid-in-capital	896,390	884,706
Accumulated other comprehensive loss	(3,848)	(2,874)
Accumulated deficit	(806,830)	(791,740)
Total stockholders’ equity	85,820	90,197
Total liabilities and stockholders’ equity	$ 449,997	$ 374,423