Summary of Gross Carrying Amount and Accumulated Amortization for Intangible Assets Resulting from Acquisitions (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Acquired Finite Lived Intangible Assets [Line Items]
Gross carrying amount	$ 25,565	$ 25,602
Accumulated amortization	(21,082)	(20,337)
Intangible assets, net	$ 4,483	5,265
Trademarks
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	5 years
Gross carrying amount	$ 756	766
Accumulated amortization	(742)	(691)
Intangible assets, net	14	75
Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Gross carrying amount	9,079	9,093
Accumulated amortization	(6,990)	(6,666)
Intangible assets, net	$ 2,089	2,427
Developed Technology | Minimum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	10 years
Developed Technology | Maximum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	12 years
Customer Relationships
Acquired Finite Lived Intangible Assets [Line Items]
Gross carrying amount	$ 15,730	15,743
Accumulated amortization	(13,350)	(12,980)
Intangible assets, net	$ 2,380	$ 2,763
Customer Relationships | Minimum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	4 years
Customer Relationships | Maximum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	12 years