Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Jun. 30, 2012
ASSETS
Cash and cash equivalents	$ 22,370	$ 29,613
Accounts receivable, less allowance for doubtful accounts doubtful accounts of $88 at March 31, 2013 and $80 at June 30, 2012	16,862	8,739
Inventories	2,949	3,683
Prepaid expenses and other current assets	1,559	2,129
Total current assets	43,740	44,164
Property, plant and equipment, net	3,114	3,966
Intangibles, net	1,060	1,738
Other long-term assets, net	845	1,076
Total assets	48,693	50,873
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued expenses	7,450	5,931
Deferred revenue	10,575	8,850
Total current liabilities	18,025	14,781
Non-current liabilities:
Deferred revenue	1,607	2,788
Pension liability	2,673	2,541
Other	1,801	1,657
Total liabilities	24,106	21,767
Commitments and contingencies (Note 12)
Stockholders' equity:
Shares of common stock, par value $.01; 14,000,000 authorized; 8,791,891 and 8,700,789 issued and outstanding at March 31, 2013 and June 30, 2012, respectively	88	87
Capital in excess of par value	208,422	207,830
Accumulated deficit	(184,291)	(179,415)
Treasury stock, at cost; 37,788 at March 31, 2013 and June 30, 2012	(255)	(255)
Accumulated other comprehensive income	623	859
Total stockholders' equity	24,587	29,106
Total liabilities and stockholders' equity	48,693	50,873
Purchased Technology [Member]
ASSETS
Intangibles, net	384	928
Customer Relationships [Member]
ASSETS
Intangibles, net	$ 610	$ 739