Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Current assets:
Cash and cash equivalents	$ 77,586	$ 47,287
Accounts receivable, net of allowance for doubtful accounts of $56 and $34 at June 30, 2015 and 2014, respectively	31,765	37,625
Unbilled receivables and cost in excess of billings	22,021	22,036
Inventory	31,960	31,655
Deferred income taxes	12,407	15,216
Prepaid income taxes	3,747	1,481
Prepaid expenses and other current assets	8,678	3,631
Current assets of discontinued operations	0	1,374
Total current assets	188,164	160,305
Restricted cash	264	265
Property and equipment, net	13,226	14,144
Goodwill	168,146	168,146
Acquired intangible assets, net	17,998	25,006
Other non-current assets	2,190	987
Non-current assets of discontinued operations	0	4,859
Total assets	389,988	373,712
Current liabilities:
Accounts payable	6,928	7,054
Accrued expenses	9,005	8,377
Accrued compensation	9,875	9,983
Deferred revenues and customer advances	7,477	5,898
Current liabilities of discontinued operations	0	1,618
Total current liabilities	33,285	32,930
Deferred gain on sale-leaseback	929	2,086
Deferred income taxes	3,108	5,911
Income taxes payable	1,459	3,154
Other non-current liabilities	1,069	1,666
Non-current liabilities of discontinued operations	0	818
Total liabilities	$ 39,850	$ 46,565
Commitments and contingencies
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; 32,570,959 and 31,284,273 shares issued and outstanding at June 30, 2015 and 2014, respectively	326	312
Additional paid-in capital	254,568	241,725
Retained earnings	94,468	84,099
Accumulated other comprehensive income	776	1,011
Total shareholders' equity	350,138	327,147
Total liabilities and shareholders' equity	$ 389,988	$ 373,712