Stock-Based Compensation - Restricted Stock Units Activity Under Company's Stock Plans (Details) - Restricted stock units - 2021 Equity Incentive Plan	12 Months Ended
	Dec. 31, 2021 $ / shares shares
Number of Shares
Beginning balance (in shares) | shares	0
Granted (in shares) | shares	5,021,833
Vested (in shares) | shares	(224,752)
Forfeited / cancelled (in shares) | shares	(123,250)
Ending balance (in shares) | shares	4,673,831
Weighted- Average Grant Date Fair Value (per share)
Beginning balance (in dollars per share) | $ / shares	$ 0
Granted (in dollars per share) | $ / shares	23.69
Vested (in dollars per share) | $ / shares	20.00
Forfeited / cancelled (in dollars per share) | $ / shares	24.68
Ending balance (in dollars per share) | $ / shares	$ 23.84