Significant Accounting Policies - Summary of Information Services Revenue by Timing of Recognition (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Significant Accounting Policies [Line Items]
Revenues	$ 208,821	$ 206,715	$ 636,859	$ 614,693
Information Services [Member]
Significant Accounting Policies [Line Items]
Revenues	13,785	12,960	39,776	37,385
Information Services [Member] | Transferred over Time [Member]
Significant Accounting Policies [Line Items]
Revenues	13,334	12,787	38,888	36,764
Information Services [Member] | Transferred at a Point in Time [Member]
Significant Accounting Policies [Line Items]
Revenues	$ 451	$ 173	$ 888	$ 621