Annual report pursuant to Section 13 and 15(d)

Segment and Geographic Information - Segment Geographic Information on Revenues and Long-Lived Assets by Geographic (Detail)

v3.7.0.1
Segment and Geographic Information - Segment Geographic Information on Revenues and Long-Lived Assets by Geographic (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2015
Entity Wide Revenue Major Customer [Line Items]                      
Net revenues $ 22,397 $ 22,285 $ 22,832 $ 24,039 $ 23,032 $ 24,089 $ 20,734 $ 18,686 $ 91,553 $ 86,541 $ 28,252
Property and equipment, net 2,377       1,784       2,377 1,784 614
United States and Canada                      
Entity Wide Revenue Major Customer [Line Items]                      
Net revenues                 31,158 28,813 5,976
Property and equipment, net 1,916       1,376       1,916 1,376 289
Europe, Middle East, and Africa                      
Entity Wide Revenue Major Customer [Line Items]                      
Net revenues                 13,843 15,587 2,202
Property and equipment, net 73       94       73 94 32
Asia Pacific and China                      
Entity Wide Revenue Major Customer [Line Items]                      
Net revenues                 44,189 41,661 20,074
Property and equipment, net 388       314       388 314 293
Mexico, Central America, and South America                      
Entity Wide Revenue Major Customer [Line Items]                      
Net revenues                 2,363 480 0
Property and equipment, net $ 0       $ 0       $ 0 $ 0 $ 0