Stock-Based Compensation - Restricted stock units activity under company's stock plans (Details) - Restricted Stock Units (RSUs)	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Number of Shares
Beginning balance (in shares) | shares	0
Granted (in shares) | shares	94,304
Ending balance (in shares) | shares	94,304
Weighted- Average Grant Date Fair Value (per share)
Beginning balance (in dollars per share) | $ / shares	$ 0
Granted (in dollars per share) | $ / shares	6.14
Ending balance (in dollars per share) | $ / shares	$ 6.14
2021 Equity Incentive Plan
Number of Shares
Beginning balance (in shares) | shares	0
Granted (in shares) | shares	1,124,862
Ending balance (in shares) | shares	1,124,862
Weighted- Average Grant Date Fair Value (per share)
Beginning balance (in dollars per share) | $ / shares	$ 0
Granted (in dollars per share) | $ / shares	20.00
Ending balance (in dollars per share) | $ / shares	$ 20.00