Schedule of Effective Income Tax Rate Reconciliation (Detail)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Income tax expense at federal statutory rate	21.00%	21.00%	21.00%
State taxes, net of federal tax effect	10.70%	8.40%	7.30%
Other international components	(0.50%)	(3.40%)	(0.10%)
Change in valuation allowance	0.00%	409.50%	(38.60%)
Non-deductible officers compensation	(0.90%)	(5.50%)	(0.30%)
Research and development tax credit	0.50%	2.70%	0.10%
Share-based compensation	8.70%	3.40%	(0.10%)
Rate changes, including states	(0.10%)	11.00%	(0.30%)
Other permanent differences	0.30%	(2.50%)	(0.10%)
Effective income tax rate	39.70%	444.60%	(11.10%)