Segment Information (Tables)

9 Months Ended

Sep. 30, 2018

Segment Reporting [Abstract]

Revenues and Long-Lived Assets, by Geographic Region

The following table presents total revenues, gross profit, and long-lived assets, excluding long-term deferred tax assets, (in thousands) according to geographic region:

Geographic regions:	Domestic		EMEA		Other Regions		Consolidated
Three months ended September 30, 2018
Total revenues	$	70,611	$	37,628	$	13,913	$	122,152
Gross profit	$	56,549	$	30,779	$	11,435	$	98,763
Three months ended September 30, 2017 (as adjusted)
Total revenues	$	73,443	$	40,081	$	12,486	$	126,010
Gross profit	$	58,720	$	32,779	$	10,122	$	101,621
Nine months ended September 30, 2018
Total revenues	$	210,715	$	113,834	$	41,172	$	365,721
Gross profit	$	166,839	$	91,540	$	33,728	$	292,107
Nine months ended September 30, 2017 (as adjusted)
Total revenues	$	222,245	$	107,833	$	37,384	$	367,462
Gross profit	$	177,882	$	87,008	$	30,676	$	295,566
As of September 30, 2018
Long-lived assets	$	50,215	$	5,825	$	3,370	$	59,410
As of December 31, 2017 (as adjusted)
Long-lived assets	$	55,355	$	5,626	$	2,288	$	63,269