CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Cash flows from operating activities:
Net loss	$ (28,878)	$ (223,725)	$ (326,361)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Stock-based compensation	248,375	313,567	197,157
Amortization of intangible assets	79,956	80,205	75,977
Depreciation of property and equipment	13,838	11,258	9,161
Amortization of capitalized internal-use software costs	9,369	4,215	2,366
Amortization of debt issuance costs	6,238	6,964	4,777
Amortization of premium (accretion of discount) on investments in marketable debt securities	(55,062)	(37,194)	11,386
Accretion of discount on loans held for investment	(9,209)	(127)	0
Provision for expected credit losses on acquired card receivables and other financial assets	60,105	32,189	19,879
Gain on debt extinguishment	(46,654)	0	0
Non-cash operating lease expense	8,642	9,493	8,601
Deferred income taxes	(361)	(1,361)	(4,075)
Other	1,756	1,254	(726)
Changes in assets and liabilities:
Accounts receivable	69	(4,482)	(3,032)
Prepaid expenses and other current assets	(6,825)	(16,844)	(12,970)
Other assets	7,528	320	5,105
Accounts payable	(1,125)	(1,686)	(3,771)
Other accruals and current liabilities	20,992	34,465	7,460
Operating lease liabilities	(9,839)	(10,303)	(7,877)
Other long-term liabilities	(14,580)	(3,097)	(6,749)
Deferred revenue	(5,564)	(7,343)	5,599
Net cash provided by (used in) operating activities	278,771	187,768	(18,093)
Cash flows from investing activities:
Cash paid for acquisition, net of acquired cash and cash equivalents	0	(28,902)	(144,349)
Purchases of corporate and customer fund short-term investments	(2,682,659)	(2,743,763)	(2,801,697)
Proceeds from maturities of corporate and customer fund short-term investments	2,512,107	3,283,961	1,902,474
Proceeds from sale of corporate and customer fund short-term investments	1,539	11,607	55,744
Purchases of loans held for investment	(359,654)	(5,878)	0
Principal repayments of loans held for investment	326,172	4,472	0
Acquired card receivables, net	(185,486)	(234,256)	(129,178)
Purchases of property and equipment	(976)	(7,589)	(5,377)
Capitalization of internal-use software costs	(19,917)	(23,614)	(10,259)
Proceeds from beneficial interest	0	2,080	6,699
Other	(500)	1,167	(1,359)
Net cash provided by (used in) investing activities	(409,374)	259,285	(1,127,302)
Cash flows from financing activities:
Proceeds from issuance of common stock upon public offering, net of underwriting discounts and other offering costs	0	0	1,341,122
Proceeds from issuance of convertible senior notes, net of discounts and issuance costs	0	0	560,075
Purchase of capped calls	0	0	(37,893)
Payments for repurchase of convertible senior notes	(933,187)	0	0
Proceeds from unwind of capped calls	11,442	0	0
Customer fund deposits liability and other	353,964	204,390	941,003
Repurchase of common stock	(211,902)	(87,615)	0
Prepaid card deposits	(17,901)	26,584	29,886
Proceeds from line of credit borrowings	45,000	60,000	37,500
Payments on line of credit and bank borrowings	0	0	(40,000)
Proceeds from exercise of stock options	8,114	13,872	34,024
Tax withholdings related to net share settlements of equity awards	(3,862)	0	0
Proceeds from issuance of common stock under the employee stock purchase plan	16,495	17,879	12,849
Contingent consideration payout	(10,762)	0	0
Net cash provided by (used in) financing activities	(742,599)	235,110	2,878,566
Effect of exchange rate changes on cash, cash equivalents, restricted cash and restricted cash equivalents	(240)	(38)	(149)
Net increase (decrease) in cash, cash equivalents, restricted cash, and restricted cash equivalents	(873,442)	682,125	1,733,022
Cash, cash equivalents, restricted cash, and restricted cash equivalents, beginning of year	4,224,840	3,542,715	1,809,693
Cash, cash equivalents, restricted cash, and restricted cash equivalents, end of year	3,351,398	4,224,840	3,542,715
Reconciliation of cash, cash equivalents, restricted cash, and restricted cash equivalents within the consolidated balance sheets to the amounts shown in the consolidated statements of cash flows above:
Cash and cash equivalents	985,941	1,617,151	1,596,542
Restricted cash included in other current assets	174,101	87,322	85,252
Restricted cash included in other assets	5,297	13,810	6,724
Restricted cash and restricted cash equivalents included in funds held for customers	2,186,059	2,506,557	1,854,197
Total cash, cash equivalents, restricted cash, and restricted cash equivalents, end of year	3,351,398	4,224,840	3,542,715
Supplemental disclosure of cash flow information:
Cash paid for interest during the period	12,611	7,440	4,867
Cash paid for income taxes during the period	5,628	1,266	0
Noncash investing and financing activities:
Payable on purchases of acquired card receivables	105,406	0	0
Fair value of shares issued as consideration for acquisition	0	3,375	488,494
Fair value of stock-based awards assumed in acquisition	0	0	21,724
Fair value of earn-out consideration for acquisition		$ 10,762	$ 0