Equity - Narrative (Details) $ / shares in Units, $ in Thousands		1 Months Ended		3 Months Ended		12 Months Ended
	Feb. 01, 2023 shares	Jun. 30, 2022 shares	May 31, 2021 USD ($) shares	Apr. 30, 2023 USD ($) vote $ / shares shares	Apr. 30, 2022 USD ($) shares	Jan. 31, 2023 USD ($) $ / shares shares	Mar. 31, 2023 USD ($)	Oct. 18, 2021 $ / shares shares	Sep. 30, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Preferred stock, shares authorized (in shares) | shares				50,000,000		50,000,000		50,000,000
Preferred stock, par value (in USD per share) | $ / shares				$ 0.0000025		$ 0.0000025		$ 0.0000025
Shares subject to repurchase obligation (in shares) | shares				100,150		194,304
Deferred compensation liability, noncurrent				$ 1,200		$ 1,800
Awards authorized (in shares) | shares				7,557,000		7,673,000
Options granted (in shares) | shares				0	0
Intrinsic value of options exercised				$ 32,600	$ 30,800
Compensation expense not yet recognized				37,400		$ 46,200
Total stock-based compensation expense				$ 32,330	17,471
Grant date fair value of RSUs granted			$ 8,800
Offering period				24 months
Tax benefit for stock-based compensation expense				$ 2,800	900
Charitable donation of common stock				$ 2,675
Shares subject to outstanding common stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period for recognition (in years)				2 years		2 years 1 month 6 days
Shares subject to outstanding common stock options | 2015 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)				10 years
Shares subject to outstanding common stock options | 2015 Equity Incentive Plan | Period one
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				25.00%
Award vesting period (in years)				1 year
Shares subject to outstanding common stock options | 2015 Equity Incentive Plan | Period two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				36 months
RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense not yet recognized				$ 357,200		$ 254,800
Period for recognition (in years)				3 years 4 months 24 days		3 years 2 months 12 days
RSUs | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period for recognition (in years)				5 years 7 months 6 days
Total stock-based compensation expense				$ 400	400
Compensation expense not yet recognized				$ 5,500
RSUs | Minimum | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period for recognition (in years)				2 years
RSUs | Maximum | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period for recognition (in years)				7 years
RSUs | 2021 Equity Incentive Plan | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				2 years
RSUs | 2021 Equity Incentive Plan | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)				4 years
PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage		100.00%
Period for recognition (in years)				2 years 7 months 6 days
RSUs granted in period (in shares) | shares		400,000
Total stock-based compensation expense				$ 400
Compensation expense not yet recognized				$ 6,100
PSUs | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage		0.00%
PSUs | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage		200.00%
ESPP | 2021 Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Period for recognition (in years)				1 year 7 months 6 days
Total stock-based compensation expense				$ 4,500	$ 4,400
Compensation expense not yet recognized				14,200
Plan modification, cost not yet recognized				$ 9,900
Class A Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares authorized (in shares) | shares				1,500,000,000		1,500,000,000		1,500,000,000
Common stock, par value (in USD per share) | $ / shares				$ 0.0000025		$ 0.0000025		$ 0.0000025
Voting rights, vote per share | vote				1
Common stock reserved for future issuance (in shares) | shares									1,635,545
Aggregate principal amount, donation							$ 10,700
Charitable donation of common stock (in shares) | shares				80,742
Charitable donation of common stock				$ 2,700
Class A Common Stock | 2021 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for future issuance (in shares) | shares									13,032,289
Awards authorized (in shares) | shares	7,557,298
Class A Common Stock | ESPP | 2021 Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards authorized (in shares) | shares	1,511,459
Class B Common Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, shares authorized (in shares) | shares				250,000,000		250,000,000		250,000,000
Common stock, par value (in USD per share) | $ / shares				$ 0.0000025		$ 0.0000025		$ 0.0000025
Voting rights, vote per share | vote				10
Class B Common Stock | RSUs | Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSUs granted in period (in shares) | shares			3,000,000