Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Revenue by Geographic Area

Revenue by geographic area is based on the locations of our partners. The following table sets forth revenue by geographic area (in thousands):

	Year Ended December 31,
	2015		2014		2013
United States	$	40,400	$	32,514	$	42,535
Europe		190,384		168,193		106,386
Total revenue	$	230,784	$	200,707	$	148,921