Leases - Additional Information (Detail) - USD ($)	1 Months Ended		3 Months Ended
	Mar. 31, 2024	May 31, 2016	Mar. 31, 2025	Mar. 31, 2024
Other Commitments [Line Items]
Impairment losses of long-lived assets				$ 2,101,000
400 Madison Avenue [Member] | 400 Madison Lease [Member]
Other Commitments [Line Items]
Operating Lease Commencement Year		2016-07
Lease expiration date		Apr. 30, 2027
New York Sublease [Member]
Other Commitments [Line Items]
Total undiscounted payments			$ 1,100,000
Sublease income			100,000	0
Operating Lease Commencement Year	2024-04
Lease expiration date	Apr. 30, 2027
Carrying value of the asset	$ 3,400,000			3,400,000
Estimated fair value of asset	$ 1,300,000			1,300,000
Impairment losses of long-lived assets			$ 0	2,100,000
Impairment losses recorded to right-of-use assets				1,400,000
Impairment losses recorded to property and equipment				$ 700,000