Stock-Based Compensation Expense and Employee Benefit Plans - Number of Shares Available for Grant (Details)	9 Months Ended
	Sep. 30, 2023 shares
Share-based Compensation Arrangement by Share-based Payment Award, Available for Grant [Roll Forward]
Beginning balance (in shares)	28,340,641
Added to plan (in shares)	8,948,255
Granted (in shares)	(4,734,700)
Cancelled/Forfeited (in shares)	1,899,563
Expired (in shares)	(504,347)
Ending Balance (in shares)	33,949,412