Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Statement of Cash Flows [Abstract]
Net income	$ 899	$ 8,492
Reconciliation of net income to net cash provided by operating activities:
Depreciation and amortization	1,955	1,535
Stock-based compensation expense	2,903	2,330
Excess tax benefits from stock-based compensation	(784)	(937)
Allowance for doubtful accounts	137	(5)
Provision for inventory	2,910	2,362
Deferred income taxes	(2,870)	(170)
Exchange loss	202	0
Changes in operating assets and liabilities:
Accounts receivable, net (including changes in related party balances of $514 and $28 during the three months ended September 30, 2012, and 2011, respectively)	(10,910)	(2,800)
Inventory	10,537	1,345
Prepaid expenses and other assets	297	(340)
Accounts payable (including changes in related party balances of $(3,570) and $(6,969) during the three months ended September 30, 2012, and 2011 respectively)	(34,688)	9,919
Income taxes payable, net	1,250	4,093
Accrued liabilities	1,436	(830)
Other long-term liabilities	172	143
Net cash provided by (used in) operating activities	(26,554)	25,137
INVESTING ACTIVITIES:
Restricted cash	(1)	16
Proceeds from investments	0	1,675
Purchases of property, plant and equipment	(919)	(8,045)
Net cash used in investing activities	(920)	(6,354)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	359	611
Minimum tax withholding paid on behalf of an officer for restricted stock awards	(1,022)	(1,109)
Excess tax benefits from stock-based compensation	784	937
Proceeds from debt	20,641	3,156
Repayment of debt	(15,573)	(139)
Payment of obligations under capital leases	(9)	(9)
Advances (payments) under receivable financing arrangements	(599)	187
Contributions from noncontrolling interests	168	0
Net cash provided by financing activities	4,749	3,634
Effect of exchange rate fluctuations on cash	(222)	80
Net increase (decrease) in cash and cash equivalents	(22,503)	22,337
Cash and cash equivalents at beginning of period	80,826	69,943
Cash and cash equivalents at end of period	58,323	92,280
Supplemental disclosure of cash flow information:
Cash paid for interest	257	187
Cash paid for taxes, net of refunds	1,974	634
Non-cash investing and financing activities:
Accrued costs for property, plant and equipment purchases	$ 1,166	$ 1,824