Fair value measurements (Tables)

3 Months Ended

Mar. 31, 2025

Fair value measurements

Schedule of assets and liabilities measured at fair value on a recurring basis

			Quoted Prices		Significant
			in Active		Other		Significant
			Markets for		Observable		Unobservable
			Identical Assets		Inputs		Inputs
Assets	Total		(Level 1)		(Level 2)		(Level 3)
March 31, 2025	(in thousands)
Money market funds included in cash and cash equivalents	$	68,727	$	68,727	$	—	$	—
Marketable securities:
U.S. Treasury notes		130,578		130,578		—		—
U.S. Government agency securities		16,404		16,404		—		—
Certificates of deposit		3,320		—		3,320
Corporate bonds		61,394		—		61,394		—
Commercial paper		8,671		—		8,671		—
Total money market funds and marketable securities	$	289,094	$	215,709	$	73,385	$	—
December 31, 2024
Money market funds included in cash and cash equivalents	$	59,658	$	59,658	$	—	$	—
Marketable securities:
U.S. Treasury notes		125,783		125,783		—		—
U.S. Government agency securities		27,518		27,518		—		—
Certificates of deposit		4,286		—		4,286
Corporate bonds		94,976		—		94,976		—
Commercial paper		8,458		—		8,458		—
Total money market funds and marketable securities	$	320,679	$	212,959	$	107,720	$	—