Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Jun. 30, 2014
Current assets:
Cash and cash equivalents	$ 56,987	$ 47,287
Accounts receivable, net of allowance for doubtful accounts of $77 and $34 at December 31, 2014 and June 30, 2014, respectively	47,432	37,625
Unbilled receivables and costs in excess of billings	19,774	22,036
Inventory	30,011	31,655
Deferred income taxes	15,172	15,216
Prepaid income taxes	4,729	1,481
Prepaid expenses and other current assets	3,835	3,631
Disposal Group, Including Discontinued Operation, Assets, Current	1,095	1,374
Total current assets	179,035	160,305
Restricted cash	264	265
Property and equipment, net	12,968	14,144
Goodwill	168,146	168,146
Intangible assets, net	21,481	25,006
Other non-current assets	1,238	987
Disposal Group, Including Discontinued Operation, Assets, Noncurrent	2,235	4,859
Total assets	385,367	373,712
Current liabilities:
Accounts payable	11,300	7,054
Accrued expenses	8,817	8,377
Accrued compensation	8,979	9,983
Deferred revenues and customer advances	8,778	5,898
Disposal Group, Including Discontinued Operation, Liabilities, Current	1,583	1,618
Total current liabilities	39,457	32,930
Deferred gain on sale-leaseback	1,507	2,086
Deferred income taxes	5,021	5,911
Income taxes payable	3,277	3,154
Other non-current liabilities	1,165	1,666
Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent	724	818
Total liabilities	51,151	46,565
Commitments and contingencies (Note I)
Shareholders' equity:
Preferred stock, $0.01 par value; 1,000,000 shares authorized; no shares issued or outstanding	0	0
Common stock, $0.01 par value; 85,000,000 shares authorized; 32,222,498 and 31,284,273 shares issued and outstanding at December 31, 2014 and June 30, 2014, respectively	322	312
Additional paid-in capital	248,228	241,725
Retained earnings	84,863	84,099
Accumulated other comprehensive income	803	1,011
Total shareholders' equity	334,216	327,147
Total liabilities and shareholders' equity	$ 385,367	$ 373,712