Condensed Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Assets
Cash and cash equivalents	$ 4,142	$ 8,021
Investments	2,680	3,954
Accounts receivable, net	10,235	10,137
Inventories	6,406	4,649
Prepaid expenses and other receivables	2,177	2,017
Deferred income taxes	199	230
Total current assets	25,839	29,008
Property and equipment, net	1,340	1,122
Deferred income taxes	2,712	0
Goodwill and intangible assets	11,498	24,226
Total assets	41,389	54,356
Liabilities and Shareholders' Equity
Accounts payable	1,392	2,094
Accrued compensation	881	1,364
Accrued warranty and other	1,441	1,467
Earn-outs payable	603	2,928
Income taxes payable	0	17
Total current liabilities	4,317	7,870
Deferred income taxes	0	290
Income taxes payable	36	175
Shareholders' equity:
Common stock	49	49
Additional paid-in capital	22,443	22,065
Accumulated other comprehensive income	17	52
Retained earnings	14,527	23,855
Total stockholder's equity	37,036	46,021
Total liabilities and shareholders' equity	$ 41,389	$ 54,356