Segment and Geographic Information (Tables)

3 Months Ended

Mar. 31, 2014

Segment and Geographic Information

Summary of revenue generated through sales personnel employed by U.S. and non-U.S. subsidiaries

The following table summarizes revenues generated through sales personnel employed by U.S. and non-U.S. subsidiaries (in thousands):

	Three months ended March 31,
	2014		2013
Revenues:
Domestic	$	55,492	$	40,318
International		17,128		9,120
Total	$	72,620	$	49,438