CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities
Net loss	$ (7,935)	$ (3,308)	$ (5,575)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation	27,407	27,511	28,828
Amortization	140	365	532
Allowance for doubtful accounts	0	(363)	0
Share-based compensation expense	4,490	3,375	4,819
Deferred income taxes, net	957	778	1,023
(Gain)/loss on disposal of property and equipment	(103)	(160)	45
Impairment of long-lived assets	0	0	2,557
Government grant via forgiven loan	(250)	0	0
Changes in assets and liabilities:
Accounts receivable	(2,247)	2,126	552
Inventories	2,386	1,779	(2,561)
Other current and long-term assets	(517)	(1,429)	2,092
Accounts payable	3,335	5,517	1,765
Income taxes payable	(1,276)	(916)	(694)
Accrued and other liabilities	743	2,369	(5,376)
Net cash provided by operating activities	27,130	37,644	28,007
Cash flows from investing activities
Purchase of property and equipment	(21,492)	(9,395)	(17,573)
Proceeds from sale of property and equipment	272	244	263
Restricted cash released (placed)	(125)	(40)	32
Net cash used in investing activities	(21,345)	(9,191)	(17,278)
Cash flows from financing activities
Proceeds from exercise of stock options and ESPP	3,007	2,675	3,089
Payment for repurchase of common shares	(5,816)	(918)	(5)
Proceeds from borrowings	0	0	250
Repayments of borrowings	(13,571)	(3,571)	(2,858)
Principal payments on capital leases	(1,061)	(1,267)	(961)
Net cash used in financing activities	(17,441)	(3,081)	(485)
Effect of exchange rate changes on cash and cash equivalents	(47)	10	(4)
Net increase (decrease) in cash and cash equivalents	(11,703)	25,382	10,240
Cash and cash equivalents at beginning of year	117,788	92,406	82,166
Cash and cash equivalents at end of year	106,085	117,788	92,406
Supplemental disclosures of cash flow information:
Cash paid for interest	171	304	418
Cash paid for income taxes	4,813	2,585	3,779
Supplemental disclosures of non-cash investing and financing information:
Property and equipment purchased but not yet paid	5,728	3,390	1,820
Property and equipment acquired under capital leases	0	1,921	377
Reissuance of Treasury Stock	$ 112	$ 83	$ 255