Fair value measurement (Tables)

9 Months Ended

Sep. 30, 2025

Fair Value Disclosures [Abstract]

Schedule of the Company's Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following tables set forth the Company’s financial assets and liabilities measured at fair value on a recurring basis as of September 30, 2025 and December 31, 2024, based on the three-tier fair value hierarchy:

(In thousands)

As of September 30, 2025	Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents:
Money market accounts	$	23,039	$	—	$	—	$	23,039
Available-for-sale securities:
U.S. government securities	16,901		—		—		16,901
Corporate debt securities	6,004		35,354		—		41,358
Other debt securities	—		10,658		—		10,658
Convertible promissory note	—		—		2,041		2,041
Total	$	45,944	$	46,012	$	2,041	$	93,997
As of December 31, 2024
Assets:
Cash equivalents:
Money market accounts	$	89,119	$	—	$	—	$	89,119
Available-for-sale securities:
U.S. government securities	1,494		—		—		1,494
Corporate debt securities	398		8,602		—		9,000
Other debt securities	—		3,332		—		3,332
Total	$	91,011	$	11,934	$	—	$	102,945

Schedule of the Changes in Fair Value of the Convertible Promissory Note

The following table presents the changes in fair value of the convertible promissory note that is measured using Level 3 inputs for the nine months ended September 30, 2025.

	Nine Months Ended September 30,
(In thousands)	2025
Balance at beginning of period	$	2,000
Change in fair value, inclusive of accrued interest income, recognized in net income (loss) from continuing operations	41
Total	$	2,041