Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017
Current assets:
Cash and cash equivalents	$ 153,014	$ 130,450
Accounts receivable, net of allowance for doubtful accounts of $1,685 at September 30, 2017 and $1,190 at June 30, 2017	116,500	93,115
Inventories	58,100	47,410
Prepaid expenses and other current assets	18,237	27,867
Total current assets	345,851	298,842
Property and equipment, net	38,627	30,240
Intangible assets, net	67,328	25,337
Goodwill	118,554	80,216
Other assets	27,524	25,065
Total assets	597,884	459,700
Current liabilities:
Current portion of long-term debt	17,863	12,280
Accounts payable	50,567	31,587
Accrued compensation and benefits	38,810	42,662
Accrued warranty	13,499	10,584
Deferred revenue	90,705	79,048
Other accrued liabilities	52,335	37,044
Total current liabilities	263,779	213,205
Deferred revenue, less current portion	28,500	25,293
Long-term debt, less current portion	149,729	80,422
Deferred income taxes	7,204	6,576
Other long-term liabilities	13,235	8,526
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; 113,304,977 shares issued and outstanding at September 30, 2017 and 110,924,508 shares issued and outstanding at June 30, 2017	113	111
Additional paid-in-capital	913,998	909,155
Accumulated other comprehensive loss	(1,764)	(2,302)
Accumulated deficit	(776,910)	(781,286)
Total stockholders’ equity	135,437	125,678
Total liabilities and stockholders’ equity	$ 597,884	$ 459,700