Acquisitions and Equity Investments - Summary of Purchase Price Allocation (Detail) - USD ($) $ in Thousands				3 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	May 31, 2022	Sep. 30, 2025	Dec. 31, 2025	Dec. 31, 2024
Business Combination [Line Items]
Goodwill					$ 283,667	$ 236,706
RFQ Hub Holdings LLC [Member]
Business Combination [Line Items]
Business Combination, Achieved in Stages, Preacquisition Equity Interest in Acquiree, Remeasurement, Loss, Statement of Income or Comprehensive Income [Extensible Enumeration]		Other Nonoperating Income (Expense)
Carrying value of previously held interest	$ 34,878	$ 34,878
Carrying value of previously held interest				$ 0
Fair value of previously held interest on Acquisition Date	33,866	34,321
Fair value of previously held interest on Acquisition Date				(455)
Loss on remeasurement of previously held interest	(1,012)	(557)
Loss on remeasurement of previously held interest				(455)
Cash consideration at closing	38,069	38,069	$ 38,100
Cash consideration at closing				0
Fair value of remaining noncontrolling interests on Acquisition Date	10,365	13,755		10,365
Fair value of remaining noncontrolling interests on Acquisition Date				(3,390)
Total purchase price	82,300	86,145
Total purchase price				(3,845)
Acquired cash	(1,554)	(1,554)
Acquired cash				0
Purchase price, net of acquired cash	80,746	84,591
Purchase price, net of acquired cash				(3,845)
Intangible assets	(30,200)	(30,300)		(30,200)
Intangible assets				100
Accounts receivable	(4,333)	(4,333)		(4,333)
Accounts receivable				0
Prepaid expenses and other assets	(1,074)	(2,466)		(1,074)
Prepaid expenses and other assets				1,392
Accounts payable, accrued expenses and other liabilities	1,822	1,822		1,822
Accounts payable, accrued expenses and other liabilities				0
Goodwill	$ 46,961	$ 49,314		46,961
Goodwill				$ (2,353)