CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 10,102	$ 19,475
Accounts receivable-net	26,023	29,890
Inventories-net	25,299	26,172
Deferred income taxes	14,367	11,037
Income taxes receivable	463	0
Other current assets	3,723	3,236
Total current assets	79,977	89,810
Property, plant and equipment - net	5,507	5,857
Deferred income taxes	3,958	6,280
Goodwill	6,852	6,852
Intangible assets - net	14,069	11,747
Other assets	2,614	3,219
Total Assets	112,977	123,765
Current liabilities:
Current portion of long-term debt	164	159
Accounts payable	12,425	21,216
Accrued salaries and benefits	6,404	6,397
Accrued expenses	2,176	4,467
Customer deposits	939	1,380
Deferred service revenue	13,713	12,522
Income taxes payable	0	547
Total current liabilities	35,821	46,688
Long-term debt	960	1,084
Other long-term liabilities	3,592	3,030
Liabilities of discontinued operations	0	141
Liabilities Total	40,373	50,943
Shareholders' Equity:
Preferred stock, $.02 par value, 1,000,000 shares authorized
Common stock, $.02 par value, 29,000,000 shares authorized; 17,229,425 and 17,038,405 shares issued; 15,521,316 and 15,330,718 outstanding	344	341
Capital in excess of par value	43,628	43,661
Retained earnings	34,871	34,758
Accumulated other comprehensive loss	(403)	(104)
Treasury stock, at cost, 1,708,109 and 1,707,284 shares	(5,836)	(5,834)
Total shareholders' equity	72,604	72,822
Total Liabilities and Shareholders' Equity'	$ 112,977	$ 123,765