Summary of Significant Accounting Policies - Summary of the Company's Assets and Liabilities that are Measured at Fair Value on a Recurring Basis (Detail) - Fair Value, Recurring - USD ($) $ in Thousands |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Marketable equity investments | $ 10,826 | $ 10,616 |
| Fair Value, Inputs, Level 1 | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Marketable equity investments | 10,826 | 10,616 |
| Fair Value, Inputs, Level 2 | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Marketable equity investments | 0 | 0 |
| Fair Value, Inputs, Level 3 | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Marketable equity investments | $ 0 | $ 0 |