Segment and Geographic Information - Additional Information (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2017 USD ($) segment	Mar. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment	4
(Loss) income from operations	$ (4,254)	$ (3,931)
Corporate, Non-Segment
Segment Reporting Information [Line Items]
(Loss) income from operations	$ (1,250)	(2,518)
Pro Forma | Personal Information Services
Segment Reporting Information [Line Items]
(Loss) income from operations		(2,000)
Pro Forma | Corporate, Non-Segment
Segment Reporting Information [Line Items]
(Loss) income from operations		$ 1,500