Goodwill and Other Intangibles - Summary of Other Intangible Assets and Accumulated Amortization Balances (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Intangible Assets [Line Items]
Gross Carrying Value	$ 142,167	$ 138,895
Accumulated Amortization	(93,768)	(89,112)
Net Carrying Value	48,399	49,783
Net Carrying Value	48,399	49,783
Customer Relationships
Intangible Assets [Line Items]
Gross Carrying Value	89,352	89,208
Accumulated Amortization	(54,045)	(50,687)
Net Carrying Value	35,307	38,521
Technology
Intangible Assets [Line Items]
Gross Carrying Value	28,286	25,106
Accumulated Amortization	(20,919)	(19,866)
Net Carrying Value	7,367	5,240
Product Development Costs
Intangible Assets [Line Items]
Gross Carrying Value	19,859	19,911
Accumulated Amortization	(18,804)	(18,559)
Net Carrying Value	1,055	1,352
Tradenames
Intangible Assets [Line Items]
Net Carrying Value	$ 4,670	$ 4,670