Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net income (loss)	$ 19,742	$ 10,369	$ (11,425)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization expense	15,742	13,840	15,608
Stock-based compensation expense	9,574	8,728	9,244
Deferred income taxes	(3,061)	(1,038)	(5,499)
Impairment of Long-Lived Assets Held-for-use	231	2,283	6,687
Excess tax benefit from stock-based compensation	0	(943)	(21)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	0	892	0
Non-cash interest expense	301	0	0
Other non-cash items	(722)	(495)	(619)
Changes in operating assets and liabilities, net of effects of businesses acquired:
Accounts receivable, unbilled receivable, and cost in excess of billings	(25,396)	5,935	(12,428)
Inventory	(865)	(345)	5,818
Prepaid income taxes	346	(2,265)	887
Prepaid expenses and other current assets	2,964	(4,964)	3,728
Other non-current assets	(778)	565	1,006
Accounts payable and accrued expenses	18,871	(475)	1,163
Deferred revenues and customer advances	(194)	1,138	129
Income taxes payable	253	(938)	274
Other non-current liabilities	(68)	(80)	(311)
Net cash provided by operating activities	36,940	32,207	14,241
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(309,756)	0	0
Purchases of property and equipment	(7,885)	(5,984)	(6,701)
Proceeds from Divestiture of Businesses	0	885	0
Increase in other investing activities	(567)	(499)	(19)
Net cash used in investing activities	(318,208)	(5,598)	(6,720)
Proceeds from Issuance of Common Stock	92,778	0	0
Cash flows from financing activities:
Proceeds from employee stock plans	8,097	4,548	1,484
Stock Repurchased and Retired During Period, Value	(7,955)	(944)	0
Excess tax benefit from stock-based compensation	0	943	21
Proceeds from issuance of term debt, net	194,900	0	0
Payments of capital lease obligations	0	(642)	(763)
Net cash provided by financing activities	284,894	3,905	742
Effect of exchange rate changes on cash and cash equivalents	479	(215)	(102)
Net increase in cash and cash equivalents	4,105	30,299	8,161
Cash and cash equivalents at beginning of year	77,586	47,287	39,126
Cash and cash equivalents at end of year	81,691	77,586	47,287
Cash paid during the period for:
Interest	1,041	34	49
Income taxes	7,975	7,875	3,192
Supplemental disclosures-non-cash activities:
Issuance of restricted stock awards to employees	9,051	10,177	8,904
Share-based business combination consideration	407	0	0
Capital lease financings	0	0	494
Payments of Debt Issuance Costs	$ (2,926)	$ 0	$ 0