Organization, Business and Summary of Significant Accounting Policies - Summary of Revenue from Contracts with Customers (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation Of Revenue [Line Items]
Revenues	$ 78,969	$ 90,007	$ 159,141	$ 180,666
Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues	65,007	79,149	130,345	161,636
Nebula
Disaggregation Of Revenue [Line Items]
Revenues	13,962	10,858	28,797	19,030
Legal Technology
Disaggregation Of Revenue [Line Items]
Revenues	72,093	81,565	145,079	163,571
Legal Technology | Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues	58,131	70,707	116,283	144,541
Legal Technology | Nebula
Disaggregation Of Revenue [Line Items]
Revenues	13,962	10,858	28,797	19,030
Data Recovery
Disaggregation Of Revenue [Line Items]
Revenues	6,876	8,442	14,062	17,095
Data Recovery | Technology Solutions
Disaggregation Of Revenue [Line Items]
Revenues	$ 6,876	$ 8,442	$ 14,062	$ 17,095