Fair Value Measurements (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Fair value measurements
Total assets at fair value	$ 135,636,000	$ 107,297,000
Transfer of assets between levels	0	0
Money market funds
Fair value measurements
Total assets at fair value	135,232,000	106,894,000
Certificates of deposit
Fair value measurements
Total assets at fair value	404,000	403,000
Level 1
Fair value measurements
Total assets at fair value	135,636,000	107,297,000
Level 1 | Money market funds
Fair value measurements
Total assets at fair value	135,232,000	106,894,000
Level 1 | Certificates of deposit
Fair value measurements
Total assets at fair value	404,000	403,000
Level 2
Fair value measurements
Total assets at fair value	0	0
Level 2 | Money market funds
Fair value measurements
Total assets at fair value	0	0
Level 2 | Certificates of deposit
Fair value measurements
Total assets at fair value	0	0
Level 3
Fair value measurements
Total assets at fair value	0	0
Level 3 | Money market funds
Fair value measurements
Total assets at fair value	0	0
Level 3 | Certificates of deposit
Fair value measurements
Total assets at fair value	$ 0	$ 0