Consolidated Statement of Stockholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Total	Common Stock	Additional Paid-In Capital	Notes Receivable from Stockholders	Accumulated Deficit
Beginning balance at Dec. 31, 2010	$ 34,235	$ 20	$ 50,462	$ (15)	$ (16,232)
Beginning balance, shares at Dec. 31, 2010		20,532,443
Exercise of common stock options, shares		127,691
Exercise of common stock options	129	1	128	0	0
Proceeds from public offering, net of underwriting discounts and offering costs, shares		1,150,000
Proceeds from public offering, net of underwriting discounts and offering costs	14,997	1	14,996	0	0
Issuance of stock in connection with business acquisition, shares		325,203
Issuance of stock in connection with business acquisition	4,539	0	4,539	0	0
Exercise of warrants, shares		25,928
Payments on notes receivable from stockholders	15	0	0	15	0
Stock-based compensation	2,863	0	2,863	0	0
Net income (loss)	1,759	0	0	0	1,759
Ending balance at Sep. 30, 2011	$ 58,537	$ 22	$ 72,988	$ 0	$ (14,473)
Ending balance, shares at Sep. 30, 2011		22,161,265