Consolidated Balance Sheets (unaudited) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 13,913,000	$ 13,726,000
Accounts receivable, net of reserves of $155,000 and $150,000 in 2012 and 2011, respectively	13,889,000	11,728,000
Inventories	13,738,000	14,788,000
Prepaid expenses	1,905,000	1,624,000
Current portion of deferred tax assets	5,500,000	5,500,000
Total current assets	48,945,000	47,366,000
Property and equipment, net	6,559,000	5,607,000
Goodwill	10,095,000	8,117,000
Intangible assets, net	12,426,000	7,948,000
Deferred tax assets, net of current portion and liabilities	3,811,000	7,445,000
Total assets	81,836,000	76,483,000
Current liabilities:
Accounts payable	3,461,000	2,843,000
Accrued compensation	3,813,000	3,430,000
Accrued expenses	1,832,000	1,406,000
Accrued royalties	274,000	560,000
Current portion of deferred revenue and contingent consideration	307,000	477,000
Total current liabilities	9,687,000	8,716,000
Long-term deferred revenue and contingent consideration, net of current portion	876,000	1,061,000
Shareholders' equity:
Common stock, $0.01 par value: Authorized shares - 40,000,000 Issued and outstanding shares - 16,316,369 - 2012; 16,378,205 - 2011	163,000	164,000
Additional paid-in capital	81,724,000	83,962,000
Accumulated other comprehensive earnings	(257,000)	(204,000)
Accumulated deficit	(10,357,000)	(17,216,000)
Total shareholders' equity	71,273,000	66,706,000
Total liabilities and shareholders' equity	$ 81,836,000	$ 76,483,000