Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities:
Net (loss) income	$ (57,310)	$ 9,673	$ 15,872
Adjustments to reconcile net income to net cash provided by operating activities:
Decrease in accrued investment income	923	1,600	2,786
Depreciation	10,628	4,543	5,348
Amortization of intangible assets	28,771	1,488	1,818
Provision for (recovery of) doubtful accounts and allowance for sales returns	2,366	(173)	127
Deferred income taxes	(61)	(35)	37
Loss on retirement of assets	2,226	0	103
Stock-based compensation	15,922	7,353	6,189
Gain on disposition of long lived assets, net	0	(11,285)	0
Foreign exchange gain on dissolution of entity	0	0	(1,887)
Non-cash interest expense	173	0	0
Unrealized gain/(loss) on foreign exchange transactions	405	291	(904)
Changes in operating assets and liabilities, net
Accounts receivable	(56,116)	(6,304)	(7,603)
Inventories	(7,280)	10,442	(5,026)
Prepaid expenses and other assets	2,288	1,877	5,289
Accounts payable	(4,234)	7,726	3,918
Accrued compensation and benefits	(570)	95	(850)
Restructuring liabilities	(1,144)	1,003	(2,696)
Accrued warranty	3,385	425	231
Deferred revenue, net	18,689	2,127	2,355
Deferred revenue, net of cost of sales to distributors	13,537	2,069	(1,233)
Other accrued liabilities	1,146	(1,542)	(9,232)
Other long-term liabilities	(587)	864	(829)
Net cash (used in) provided by operating activities	(26,843)	32,237	13,813
Cash flows (used in) provided by investing activities:
Capital expenditures	(22,373)	(12,737)	(5,237)
Acquisition, net of cash acquired	(180,000)	0	0
Purchases of investments	(9,045)	(57,712)	(75,851)
Proceeds from maturities of investments and marketable securities	28,722	16,367	30,295
Proceeds from sales of investments and marketable securities	56,594	28,528	40,658
Purchases of intangible assets	(87)	(625)	(275)
Proceeds from sales of facilities	0	42,659	0
Net cash provided by (used in) investing activities	(126,189)	16,480	(10,410)
Cash flows provided by (used in) financing activities:
Borrowings under Revolving Facility	83,000	0	0
Borrowings under Term Loan	65,000	0	0
Repayment of debt	(26,437)	0	0
Proceeds from issuance of common stock	8,017	7,084	1,392
Repurchase of common stock	0	(14,475)	0
Deposit received from sale of building	0	0	1,001
Net cash provided by (used in) financing activities	129,580	(7,391)	2,393
Foreign currency effect on cash	839	(119)	(1,172)
Net (decrease) increase in cash and cash equivalents	(22,613)	41,207	4,624
Cash and cash equivalents at beginning of period	95,803	54,596	49,972
Cash and cash equivalents at end of period	73,190	95,803	54,596
Supplemental disclosure of cash flow information:
Interest paid	1,852	0	75
Cash paid for taxes, net	2,864	1,534	2,615
Noncash investing activities:
Unpaid capital expenditures	$ 310	$ 7,001	$ 562