Stockholders' Equity - Summary of Stock Based Compensation Cost from Stock Options, RSUs and ESPP (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	$ 248,375	$ 313,703	$ 197,157
Property and equipment (capitalized internal-use software) and other	8,432	9,137	4,405
Total stock-based compensation	256,807	322,840	201,562
Stock-based compensation expense		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 operating loss	1,831	188	0
Cost of revenue - service costs
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	9,309	9,111	5,144
Research and development
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	103,382	93,364	54,907
Sales and marketing
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	49,070	130,421	60,237
General and administrative
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	81,209	80,619	76,869
Restructuring
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Total amount charged to operating loss	$ 3,574	$ 0	$ 0