Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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+ Details

Related Party Transactions - Summary of Financial Relationships with Clients of the Company (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Related Party Transaction [Line Items]
Revenues	$ 927	$ 2,627	$ 1,788	$ 5,607
Accounts receivable	731		731		$ 536
Client 1 [Member]
Related Party Transaction [Line Items]
Revenues	450	0	825	0
Accounts receivable	376		376		176
Client 2 [Member]
Related Party Transaction [Line Items]
Revenues	239	32	532	32
Accounts receivable	225		225		190
Client 3 [Member]
Related Party Transaction [Line Items]
Revenues	173	116	308	333
Accounts receivable	115		115		0
Other Clients [Member]
Related Party Transaction [Line Items]
Revenues	65	$ 2,479	123	$ 5,242
Accounts receivable	$ 15		$ 15		$ 170