Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
OPERATING ACTIVITIES:
Net income	$ 65,050	$ 75,161
Reconciliation of net income to net cash provided by (used in) operating activities:
Depreciation and amortization	9,538	5,930
Stock-based compensation expense	11,768	9,727
Excess tax benefits from stock-based compensation	(2,506)	(7,229)
Allowance for doubtful accounts	1,014	194
Provision for inventory	6,026	4,462
Exchange gain	(1,492)	(595)
Deferred income taxes	(2,657)	(4,197)
Changes in operating assets and liabilities:
Accounts receivable, net (including changes in related party balances of $7,152 and $(3,981) during the nine months ended March 31, 2016 and 2015, respectively)	35,875	(9,017)
Inventory	(21,809)	(119,007)
Prepaid expenses and other assets	(3,756)	675
Accounts payable (including changes in related party balances of $(13,658) and $2,953 during the nine months ended March 31, 2016 and 2015, respectively)	(23,176)	38,712
Income taxes payable, net	(8,583)	5,814
Accrued liabilities	5,701	6,748
Other long-term liabilities	21,833	1,686
Net cash provided by operating activities	92,826	9,064
INVESTING ACTIVITIES:
Restricted cash	(1,018)	(418)
Investment in a privately held company	0	(661)
Purchases of property, plant and equipment	(25,120)	(24,637)
Net cash used in investing activities	(26,138)	(25,716)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	10,661	21,071
Minimum tax withholding paid on behalf of employees for restricted stock units	(1,108)	0
Excess tax benefits from stock-based compensation	2,506	7,229
Proceeds from debt	24,100	36,400
Repayment of debt	(23,700)	(35,300)
Payment of obligations under capital leases	(133)	(96)
Advances under receivable financing arrangements	835	669
Net cash provided by financing activities	13,161	29,973
Effect of exchange rate fluctuations on cash	1,115	(948)
Net increase in cash and cash equivalents	80,964	12,373
Cash and cash equivalents at beginning of period	95,442	96,872
Cash and cash equivalents at end of period	176,406	109,245
Supplemental disclosure of cash flow information:
Cash paid for interest	1,136	649
Cash paid for taxes, net of refunds	34,562	27,455
Non-cash investing and financing activities:
Equipment purchased under capital leases	299	428
Accrued costs for property, plant and equipment purchases	$ 7,316	$ 12,511