Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net (loss) income	$ (7,200)	$ 2,653
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:
Depreciation and amortization expense	3,999	2,671
Stock-based compensation expense	2,345	2,040
(Benefit) provision for deferred income taxes	(3,507)	557
Excess tax benefit from stock-based compensation	(9)	(405)
Other non-cash items	(18)	(174)
Changes in operating assets and liabilities, net of effects of business acquired:
Accounts receivable, unbilled receivable, and cost in excess of billings	1,758	6,541
Inventory	(2,488)	(5,964)
Prepaid income taxes	972	704
Prepaid expenses and other current assets	75	(58)
Other non-current assets	(31)	719
Accounts payable and accrued expenses	(5,820)	(3,672)
Deferred revenues and customer advances	(606)	(1,436)
Income taxes payable	10	678
Other non-current liabilities	571	(638)
Net cash (used in) provided by operating activities	(9,949)	4,216
Cash flows from investing activities:
Acquisition of business, net of cash acquired	(67,721)
Purchases of property and equipment	(980)	(1,646)
Payments for acquired intangible assets		(20)
Increase in restricted cash	(265)
Net cash used in investing activities	(68,966)	(1,666)
Cash flows from financing activities:
Proceeds from employee stock plans	133	90
Excess tax benefits from stock-based compensation	9	405
Payments of deferred offering costs		(30)
Payments of acquired debt	(6,575)
Payments of capital lease obligations	(46)	(59)
Net cash used in financing activities	(6,479)	406
Effect of exchange rate changes on cash and cash equivalents	(2)	31
Net (decrease) increase in cash and cash equivalents	(85,396)	2,987
Cash and cash equivalents at beginning of period	115,964	162,875
Cash and cash equivalents at end of period	30,568	165,862
Cash paid (received) during the period for:
Interest	8	9
Income taxes	(1,193)	(624)
Supplemental disclosures-non-cash activities:
Issuance of restricted stock awards to employees	11,584	3,587
Micronetics
Changes in operating assets and liabilities, net of effects of business acquired:
Inventory	(14,593)
Supplemental disclosures-non-cash activities:
Unvested stock options assumed from Micronetics	$ 513