Preferred stock warrants (Tables)

6 Months Ended

Jun. 30, 2022

Preferred stock warrants

Schedule of information about weighted average of the unobservable inputs used to fair value the preferred stock warrant liability

The table below quantifies the weighted average of the unobservable inputs used to fair value the preferred stock warrant liability as of June 30, 2021, prior to their conversion into common stock warrants:

	Three Months Ended June 30,			Six Months Ended June 30,
	2021			2021
Fair value of Series A1 preferred stock	$	2.51		$	2.52
Fair value of Series B1 preferred stock	$	2.88		$	2.89
Fair value of Series C1 preferred stock	$	2.95		$	2.96
Remaining contractual term (in years)		6.7			6.8
Risk-free interest rate		1.1	%		1.2	%
Expected dividend yield		—	%		—	%
Expected volatility		42.2	%		41.9	%

Schedule of information provides a rollforward of the aggregate fair values of the Company's preferred stock warrant liability

	Three Months Ended June 30,		Six Months Ended June 30,
	2021		2021
Balance, beginning of period	$	15,565	$	4,117
Change in fair value		35		11,483
Balance, end of period	$	15,600	$	15,600