Segment Information - Total Revenue to Unaffiliated Customers by Geographic Area, Based on Location of Customer (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 49,247	$ 50,988	$ 99,728	$ 100,051
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	30,246	30,694	61,210	59,795
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	8,165	7,915	16,081	16,102
Japan [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	4,069	4,928	8,901	10,124
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	6,675	7,366	13,244	13,860
Other [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 92	$ 85	$ 292	$ 170