Disaggregation of Revenue and Contract Balances - Summary of Disaggregated Revenues by Contract Type (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Disaggregation Of Revenue [Line Items]
Gross Contract Revenue	$ 126,479	$ 112,931
Gross contract revenue (in percent)	100.00%	100.00%
Fixed fee
Disaggregation Of Revenue [Line Items]
Gross Contract Revenue	$ 116,142	$ 102,605
Gross contract revenue (in percent)	91.80%	90.90%
Time-and-materials
Disaggregation Of Revenue [Line Items]
Gross Contract Revenue	$ 10,337	$ 10,326
Gross contract revenue (in percent)	8.20%	9.10%