Stockholders' Equity - Summary of Stock Based Compensation Cost from Stock Options, RSUs and ESPP (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Oct. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		$ 313,703	$ 197,157	$ 71,987
Property and equipment (capitalized internal-use software)		9,137	4,405	464
Total stock-based compensation cost		322,840	201,562	72,451
Share-Based Payment Arrangement, Accelerated Cost	$ 52,200
Revenue - subscription and transaction fees | Subscription and transaction fees
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		188	0	0
Cost of revenue - service costs
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		9,111	5,144	2,938
Research and development
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		93,364	54,907	16,091
Sales and marketing
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		130,421	60,237	8,547
General and administrative
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to loss from operations		$ 80,619	$ 76,869	$ 44,411