Organization, Business and Summary of Significant Accounting Policies - Summary of Revenue from Contracts with Customers (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Disaggregation Of Revenue [Line Items]
Revenues	$ 80,172	$ 90,659	$ 80,172
Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues		82,487	65,338
Nebula
Disaggregation Of Revenue [Line Items]
Revenues		8,172	14,834
Legal Technology
Disaggregation Of Revenue [Line Items]
Revenues		82,006	72,986
Legal Technology | Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues		73,834	58,152
Legal Technology | Nebula
Disaggregation Of Revenue [Line Items]
Revenues		8,172	14,834
Data Recovery
Disaggregation Of Revenue [Line Items]
Revenues		8,653	7,186
Data Recovery | Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues		$ 8,653	$ 7,186