Quarterly report pursuant to Section 13 or 15(d)

Segment Information - Additional Information (Detail)

v3.21.2
Segment Information - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Revenue $ 24,045 $ 15,639 $ 64,584 $ 47,514
US [Member]        
Revenue $ 14,300 $ 7,500 $ 33,700 $ 22,300