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Summary of Gross Carrying Amount and Accumulated Amortization for Intangible Assets Resulting from Acquisitions (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Acquired Finite Lived Intangible Assets [Line Items]    
Gross carrying amount $ 25,515 $ 25,635
Accumulated amortization (16,173) (15,531)
Intangible assets, net $ 9,342 10,104
Trademarks    
Acquired Finite Lived Intangible Assets [Line Items]    
Amortization period (in years) 5 years  
Gross carrying amount $ 749 763
Accumulated amortization (267) (229)
Intangible assets, net 482 534
Developed Technology    
Acquired Finite Lived Intangible Assets [Line Items]    
Gross carrying amount 9,054 9,109
Accumulated amortization (5,098) (4,873)
Intangible assets, net $ 3,956 4,236
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 $ 15,712 15,763
Accumulated amortization (10,808) (10,429)
Intangible assets, net $ 4,904 $ 5,334
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