Organization and Significant Accounting Policies - Schedule of Customers Accounted for Product Revenue (Detail) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Customer A [Member]
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	45.00%	0.00%
Customer B [Member]
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	31.00%	0.00%
Customer C [Member]
Summary Of Significant Accounting Policies [Line Items]
Concentration risk, percentage	24.00%	0.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.