Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 12,284	$ 18,120
Trade accounts receivable, net of allowance for doubtful accounts of $60 and $115	1,912	4,351
Inventories	4,487	3,964
Other current assets	370	543
TOTAL CURRENT ASSETS	19,053	26,978
Property, plant and equipment - net	1,433	1,489
Intangible software technology - net	2,682	2,793
Other assets	86	85
TOTAL ASSETS	23,254	31,345
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable	844	1,122
Accrued compensation	1,238	1,255
Deferred revenue	1,208	1,464
Other accrued liabilities	636	710
Income taxes payable	81	72
TOTAL CURRENT LIABILITIES	4,007	4,623
Long-term other payables	234	253
STOCKHOLDERS' EQUITY
Preferred stock - Authorized, 5,000,000 shares, including 200,000 shares of Series A Junior Participating Issued and outstanding, none
Common stock, at stated value - Authorized, 30,000,000 shares, Issued and outstanding, 7,729,415 and 9,207,730 shares	17,532	23,414
Accumulated earnings	286	1,963
Accumulated other comprehensive income	1,195	1,092
TOTAL STOCKHOLDERS' EQUITY	19,013	26,469
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 23,254	$ 31,345