CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2015	Jun. 30, 2015
Current assets:
Cash and cash equivalents	$ 24,462	$ 25,451
Accounts receivable, net of allowance for doubtful accounts of $13 and $18 at September 30, 2015 and June 30, 2015, respectively	10,427	10,174
Inventories	2,963	3,428
Deferred income taxes - current, net	1,060	1,422
Prepaid expenses and other current assets	1,910	738
Total current assets	40,822	41,213
Property and equipment, net	2,779	2,448
Deferred income taxes, net	13,257	12,618
Other long-term assets, net	1,350	1,501
Total assets	58,208	57,780
Current liabilities:
Accounts payable and accrued expenses	6,163	6,320
Deferred revenue	6,834	8,362
Total current liabilities	12,997	14,682
Long-term liabilities:
Deferred revenue	1,518	1,658
Pension liability	3,251	3,189
Other long-term liabilities	1,711	1,694
Total liabilities	$ 19,477	$ 21,223
Commitments and contingencies (Note 17)
Stockholders' equity:
Shares of common stock, par value $.01; 14,000,000 authorized; 9,167,992 and 9,136,793 issued and outstanding at September 30, 2015 and June 30, 2015, respectively	$ 92	$ 91
Capital in excess of par value	210,373	210,207
Accumulated deficit	(171,491)	(173,595)
Treasury stock, at cost; 37,788 shares	(255)	(255)
Accumulated other comprehensive income (loss)	12	109
Total stockholders' equity	38,731	36,557
Total liabilities and stockholders' equity	58,208	57,780
Series Preferred Stock [Member]
Stockholders' equity:
Shares of preferred stock	0	0
Preferred Class A [Member]
Stockholders' equity:
Shares of preferred stock	$ 0	$ 0