Fair Value Measurements (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	$ 108,914	$ 114,091
Debt instrument, fair value	10,057	10,023
U.S. government securities - AFS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
U.S. government securities - AFS	171,631	169,866
U.S. government securities - AFS | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
U.S. government securities - AFS	171,631	169,866
Equity securities | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity Securities	5,555	3,555
Quoted Prices in Active Markets for Identical Items (Level 1) | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	108,914	114,091
Debt instrument, fair value	0	0
Quoted Prices in Active Markets for Identical Items (Level 1) | U.S. government securities - AFS | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
U.S. government securities - AFS	171,631	169,866
Quoted Prices in Active Markets for Identical Items (Level 1) | Equity securities | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity Securities	5,555	3,555
Significant Other Observable Inputs (Level 2) | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	0	0
Debt instrument, fair value	10,057	10,023
Significant Other Observable Inputs (Level 2) | U.S. government securities - AFS | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
U.S. government securities - AFS	0	0
Significant Other Observable Inputs (Level 2) | Equity securities | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity Securities	0	0
Significant Unobservable Inputs (Level 3) | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	0	0
Debt instrument, fair value	0	0
Significant Unobservable Inputs (Level 3) | U.S. government securities - AFS | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
U.S. government securities - AFS	0	0
Significant Unobservable Inputs (Level 3) | Equity securities | Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity Securities	$ 0	$ 0