CONSOLIDATED BALANCE SHEETS (USD $)	Jun. 30, 2014	Jun. 30, 2013
Current assets:
Cash and cash equivalents	$ 28,074,000	$ 27,927,000
Accounts receivable, less allowance for doubtful accounts $78 and $70	11,355,000	10,701,000
Inventories, net	3,272,000	2,844,000
Deferred income taxes - current, net	1,458,000	618,000
Prepaid expenses and other current assets	804,000	1,706,000
Total current assets	44,963,000	43,796,000
Property, plant and equipment, net	3,081,000	3,102,000
Intangible assets, net	476,000	834,000
Deferred income taxes, net	13,231,000	137,000
Other long-term assets, net	635,000	600,000
Total assets	62,386,000	48,469,000
Current liabilities:
Accounts payable and accrued expenses	7,591,000	7,671,000
Deferred revenue	7,441,000	8,383,000
Total current liabilities	15,032,000	16,054,000
Long-term liabilities:
Deferred revenue	1,400,000	1,924,000
Pension liability	3,566,000	2,901,000
Other	1,934,000	1,805,000
Total liabilities	21,932,000	22,684,000
Commitments and contingencies (Note 17)
Stockholders' equity:
Shares of common stock, par value $.01; 14,000,000 authorized; 8,996,655 and 8,807,766 issued and outstanding at June 30, 2014 and 2013, respectively	90,000	88,000
Capital in excess of par value	209,711,000	208,677,000
Accumulated deficit	(169,001,000)	(183,085,000)
Treasury stock, at cost; 37,788 shares	(255,000)	(255,000)
Accumulated other comprehensive income	(91,000)	360,000
Total stockholders' equity	40,454,000	25,785,000
Total liabilities and stockholders' equity	62,386,000	48,469,000
Series Preferred Stock [Member]
Stockholders' equity:
Shares of preferred stock	0	0
Preferred Class A [Member]
Stockholders' equity:
Shares of preferred stock	$ 0	$ 0