Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net income (loss)	$ 499	$ (2,256)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization expense	3,630	4,120
Stock-based compensation expense	2,614	3,035
(Benefit) provision for deferred income taxes	(820)	464
Excess tax benefit from stock-based compensation	(316)	0
Other non-cash items	(285)	(243)
Changes in operating assets and liabilities:
Accounts receivable, unbilled receivable, and cost in excess of billings	(4,303)	(731)
Inventory	859	2,274
Prepaid income taxes	83	(1,172)
Prepaid expenses and other current assets	(902)	736
Other non-current assets	146	27
Accounts payable and accrued expenses	3,544	(2,750)
Deferred revenues and customer advances	(2,561)	(1,238)
Other non-current liabilities	(10)	(93)
Net cash provided by operating activities	2,178	2,173
Cash flows from investing activities:
Purchases of property and equipment	(905)	(1,108)
Net cash used in investing activities	(905)	(1,108)
Cash flows from financing activities:
Proceeds from employee stock plans	236	60
Excess tax benefits from stock-based compensation	316	0
Payments of capital lease obligations	(160)	(121)
Net cash provided by (used in) financing activities	392	(61)
Effect of exchange rate changes on cash and cash equivalents	(76)	(24)
Net increase in cash and cash equivalents	1,589	980
Cash and cash equivalents at beginning of period	47,287	39,126
Cash and cash equivalents at end of period	48,876	40,106
Cash paid (received) during the period for:
Interest	8	15
Income taxes	374	334
Supplemental disclosures-non-cash activities:
Issuance of restricted stock awards to employees	7,052	7,728
Capital lease	$ 0	$ 494