Short-Term Investments and Funds Held for Customers - Schedule of Funds Held for Customers (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025
Short-term investments:
Available-for-sale debt securities	$ 1,215,339	$ 1,180,110
Funds held for customers:
Total funds held for customers	4,001,166	4,064,800
Less - interest income included in other current assets	(26,492)	(20,330)
Total funds held for customers, net of income earned by the Company	3,974,674	4,044,470
Restricted cash
Funds held for customers:
Total funds held for customers	572,575	749,111
Restricted cash equivalents
Funds held for customers:
Total funds held for customers	1,755,709	1,661,423
Funds receivable
Funds held for customers:
Total funds held for customers	24,106	25,499
Available-for-sale debt securities
Funds held for customers:
Total funds held for customers	$ 1,648,776	$ 1,628,767