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Revenue from Contracts with Customers - Additional Information (Detail) - Agreement	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Percentage of billing expense revenues	2.00%
Sales Revenue Net [Member] | Revenue from Rights Concentration Risk [Member] | Minimum [Member]
Disaggregation of Revenue [Line Items]
Percentage of total accounts receivable	10.00%	10.00%	10.00%
Sales Revenue Net [Member] | Revenue from Rights Concentration Risk [Member] | CGI [Member]
Disaggregation of Revenue [Line Items]
Percentage of total accounts receivable	14.50%	22.50%	22.20%
Number of customers		1	1
Sales Revenue Net [Member] | Revenue from Rights Concentration Risk [Member] | CGI And Allegis [Member]
Disaggregation of Revenue [Line Items]
Number of customers	2
Sales Revenue Net [Member] | Revenue from Rights Concentration Risk [Member] | Allegis [Member]
Disaggregation of Revenue [Line Items]
Percentage of total accounts receivable	10.70%
Accounts Receivable [Member] | Accounts Receivable Concentration Risk [Member] | CGI [Member]
Disaggregation of Revenue [Line Items]
Percentage of total accounts receivable	27.00%	27.00%
Top Ten Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue percentage of total revenue	54.00%	53.00%	53.00%
Data and Analytics Services [Member]
Disaggregation of Revenue [Line Items]
Percent of revenue from services	100.00%

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Revenue percentage to aggregate revenue.

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