Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Jun. 30, 2012
Current assets:
Cash and cash equivalents	$ 33,900	$ 115,964
Accounts receivable, net of allowance for doubtful accounts of $32 and $5 at December 31, 2012 and June 30, 2012, respectively	35,275	38,532
Unbilled receivables and costs in excess of billings	12,567	10,918
Inventory	40,783	25,845
Deferred income taxes	13,194	7,653
Prepaid income taxes	2,617	2,585
Prepaid expenses and other current assets	5,444	6,206
Total current assets	143,780	207,703
Restricted cash	658	3,281
Property and equipment, net	18,261	15,929
Goodwill	178,429	132,621
Intangible assets, net	39,565	25,083
Other non-current assets	1,446	989
Total assets	382,139	385,606
Current liabilities:
Accounts payable	8,875	9,002
Accrued expenses	9,822	9,895
Accrued compensation	10,558	13,190
Deferred revenues and customer advances	6,007	4,855
Total current liabilities	35,262	36,942
Deferred gain on sale-leaseback	3,821	4,399
Deferred income taxes	12,768	7,197
Income taxes payable	2,597	2,597
Other non-current liabilities	1,608	1,367
Total liabilities	56,056	52,502
Commitments and contingencies (Note I)
Shareholders' equity:
Preferred stock, $.01 par value; 1,000,000 shares authorized; no shares issued or outstanding
Common stock, $.01 par value; 85,000,000 shares authorized; 30,181,112 and 29,729,065 shares issued and outstanding at December 31, 2012 and June 30, 2012, respectively	302	297
Additional paid-in capital	227,827	222,769
Retained earnings	96,748	108,732
Accumulated other comprehensive income	1,206	1,306
Total shareholders' equity	326,083	333,104
Total liabilities and shareholders' equity	$ 382,139	$ 385,606