Business Segments and Geographic Information - Summary of Assets by Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 105,227	$ 108,879	$ 114,068
Depreciation & Amortization	3,855	4,195	3,979
Capital Expenditures	335	835	1,895
Data and Analytics Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	45,681	54,544	56,634
Depreciation & Amortization	2,704	2,860	2,662
Capital Expenditures	177	756	1,692
IT Staffing Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	59,546	54,335	57,434
Depreciation & Amortization	1,151	1,335	1,317
Capital Expenditures	$ 158	$ 79	$ 203