Available-for-Sale Marketable Securities in Unrealized Position (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	$ 22,872	$ 6,563
Less than 12 Months, Unrealized Loss	(74)	(38)
12 Months or Greater, Fair Value	9,597	43,285
12 Months or Greater, Unrealized Loss	(334)	(1,177)
Total, Fair Value	32,469	49,848
Total, Unrealized Loss	(408)	(1,215)
Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	14,002	1,466
Less than 12 Months, Unrealized Loss	(27)	(12)
12 Months or Greater, Fair Value	3,967	29,647
12 Months or Greater, Unrealized Loss	(12)	(626)
Total, Fair Value	17,969	31,113
Total, Unrealized Loss	(39)	(638)
United States government agency securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	8,468	4,855
Less than 12 Months, Unrealized Loss	(37)	(25)
12 Months or Greater, Fair Value	3,279	10,991
12 Months or Greater, Unrealized Loss	(15)	(289)
Total, Fair Value	11,747	15,846
Total, Unrealized Loss	(52)	(314)
Mortgage-backed securities
Schedule of Available-for-sale Securities [Line Items]
Less than 12 Months, Fair Value	402	242
Less than 12 Months, Unrealized Loss	(10)	(1)
12 Months or Greater, Fair Value	2,351	2,647
12 Months or Greater, Unrealized Loss	(307)	(262)
Total, Fair Value	2,753	2,889
Total, Unrealized Loss	$ (317)	$ (263)