Geographic Information (Notes)

12 Months Ended

Dec. 31, 2016

Segments, Geographical Areas [Abstract]

Revenue to external customers is attributed to individual countries based upon the location of the customer. Revenue by geographic area is as follows:



	Year Ended December 31,
(in thousands)	2016		2015		2014
United States	$	367,937	$	354,433	$	320,327
Japan	120,160		104,299		108,757
Germany	99,814		94,546		99,714
South Korea	56,790		55,142		55,606
France	49,294		49,444		58,785
Canada	13,284		13,314		14,034
Other European	139,813		145,985		159,011
Other international	141,373		125,590		119,787
Total revenue	$	988,465	$	942,753	$	936,021

Property and equipment by geographic area is as follows:



	December 31,
(in thousands)	2016		2015
United States	$	43,810	$	47,971
Europe	4,753		6,808
India	3,033		3,286
Other international	3,081		3,859
Total property and equipment, net	$	54,677	$	61,924