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Fair Value Measurements - Summary of Company 's Financial Assets Measured at Fair Value (Details) - Fair Value, Recurring - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Total cash equivalents, Amortized Cost $ 5,418 $ 7,612
Total cash equivalents, Aggregate Fair Value 5,418 7,612
Total short-term investments, Amortized Cost 8,613 10,730
Total short-term investments, Unrealized Gains 1 4
Total short-term investments, Aggregate Fair Value 8,614 10,734
Total asset measured at fair value, Amortized Cost 14,031 18,342
Total asset measured at fair value, Unrealized Gains 1 4
Total asset measured at fair value, Aggregate Fair Value 14,032 18,346
Money Market Funds    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Total cash equivalents, Amortized Cost 3,675 6,117
Total cash equivalents, Aggregate Fair Value 3,675 6,117
Commercial Paper    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Total cash equivalents, Amortized Cost 1,245 746
Total cash equivalents, Aggregate Fair Value 1,245 746
Total short-term investments, Amortized Cost 3,385 6,571
Total short-term investments, Unrealized Gains 1 2
Total short-term investments, Aggregate Fair Value 3,386 6,573
U.S. Treasury bills    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Total cash equivalents, Amortized Cost 498 749
Total cash equivalents, Aggregate Fair Value 498 749
Total short-term investments, Amortized Cost 3,491 3,225
Total short-term investments, Unrealized Gains   2
Total short-term investments, Aggregate Fair Value 3,491 3,227
U.S. Government Sponsored Entities - Mortgagebacked Securities    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Total short-term investments, Amortized Cost 1,737 934
Total short-term investments, Aggregate Fair Value $ 1,737 $ 934