Segment Information (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Company's net revenue by geographic region, based on the customer's location
Revenues from Americas	$ 16,226	$ 12,115	$ 43,341	$ 34,316
Total net revenue	26,344	19,738	72,416	54,987
EMEA [Member]
Company's net revenue by geographic region, based on the customer's location
Revenues from foreign countries	5,623	4,284	16,412	12,805
APAC [Member]
Company's net revenue by geographic region, based on the customer's location
Revenues from foreign countries	$ 4,495	$ 3,339	$ 12,663	$ 7,866