Segment and Geographic Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Summary of Revenue and Long-lived Assets

Information regarding revenue for the three and six months ended June 30, 2017 and 2016 and long-lived assets as of June 30, 2017 and December 31, 2016 was as follows:

	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
	(In thousands)
Revenues
United States	$	82,654	$	82,136	$	170,409	$	157,507
United Kingdom		14,268		14,027		30,027		26,732
Other		392		476		769		973
Total	$	97,314	$	96,639	$	201,205	$	185,212

	As of
	June 30, 2017		December 31, 2016
	(in thousands)
Long-lived assets, as defined
United States	$	25,694	$	23,370
United Kingdom		8,931		7,713
Other		18		21
Total	$	34,643	$	31,104