Cash, Cash Equivalents and Short-Term Investments - Short-term Investments (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 101,264	$ 98,898
Gross Unrealized Gains	716	703
Estimated Fair Value	101,980	99,601
Pooled Bond Funds [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	74,728	73,021
Gross Unrealized Gains	716	703
Estimated Fair Value	75,444	73,724
Time Deposits [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	26,536	25,877
Estimated Fair Value	$ 26,536	$ 25,877