Fair value measurements (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value Disclosures [Abstract]

Assets measured at fair value on recurring basis

The Company’s assets that are measured at fair value on a recurring basis within the fair value hierarchy are summarized as follows:

	December 31, 2022						December 31, 2021
(in thousands)	Level 1		Level 2		Total		Level 1		Level 2		Total
Cash equivalents (1):
Money market funds	$	138,394	$	—	$	138,394	$	183,304	$	—	$	183,304
Total cash equivalents	$	138,394	$	—	$	138,394	$	183,304	$	—	$	183,304
Marketable securities:
Commercial paper	$	—	$	87,436	$	87,436	$	—	$	72,323	$	72,323
Corporate debt securities	—		29,637		29,637		—		41,108		41,108
Government securities	—		26,529		26,529		—		24,399		24,399
Total marketable securities	$	—	$	143,602	$	143,602	$	—	$	137,830	$	137,830

(1)    Included in cash and cash equivalents in the accompanying Consolidated Balance Sheets. Cash balances were $85.3 million and $217.8 million as of December 31, 2022 and 2021, respectively.