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Operating Segment and Enterprise Wide Reporting - Schedule of Revenues by Geographic Destination, Based on Location Products and Services and as a Percentage of Total Revenues (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 537,787	$ 494,315	$ 448,984
Revenues by geographical area percentage	100.00%	100.00%	100.00%
United States [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 426,041	$ 381,662	$ 356,288
Revenues by geographical area percentage	79.00%	77.00%	79.00%
Europe (Excluding United Kingdom) [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 36,664	$ 41,264	$ 34,897
Revenues by geographical area percentage	7.00%	9.00%	8.00%
United Kingdom [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 20,079	$ 21,913	$ 15,741
Revenues by geographical area percentage	4.00%	5.00%	4.00%
Canada [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 20,759	$ 17,213	$ 14,005
Revenues by geographical area percentage	4.00%	3.00%	3.00%
Asia Pacific [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 26,548	$ 26,768	$ 22,969
Revenues by geographical area percentage	5.00%	5.00%	5.00%
Other [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenue	$ 7,696	$ 5,495	$ 5,084
Revenues by geographical area percentage	1.00%	1.00%	1.00%

X

- Definition

Revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts generated in the geographical area as a percentage of total global revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

+ References

No definition available.

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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