Summary of Gross Carrying Amount and Accumulated Amortization for Intangible Assets Resulting from Acquisitions (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Acquired Finite Lived Intangible Assets [Line Items]
Gross carrying amount	$ 25,665	$ 25,659
Accumulated amortization	(19,220)	(18,096)
Intangible assets, net	$ 6,445	7,563
Minimum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	4 years
Maximum
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	12 years
Trademarks
Acquired Finite Lived Intangible Assets [Line Items]
Amortization period (in years)	5 years
Gross carrying amount	$ 764	765
Accumulated amortization	(536)	(382)
Intangible assets, net	228	383
Developed Technology
Acquired Finite Lived Intangible Assets [Line Items]
Gross carrying amount	9,127	9,123
Accumulated amortization	(6,219)	(5,773)
Intangible assets, net	$ 2,908	3,350
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	$ 15,774	15,771
Accumulated amortization	(12,465)	(11,941)
Intangible assets, net	$ 3,309	$ 3,830
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