CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net loss	$ (985,345)	$ (707,417)	$ (441,027)
Adjustments to reconcile net loss to net cash used in operating activities:
Provision for credit losses	331,860	255,272	65,878
Amortization of premiums and discounts on loans, net	(141,075)	(171,965)	(90,371)
Gain on sales of loans	(188,341)	(196,435)	(89,926)
Extinguishment of convertible debt	(89,841)	0	0
Changes in fair value of assets and liabilities	(15,883)	(101,789)	57,285
Amortization of commercial agreement assets	85,524	96,737	69,103
Amortization of debt issuance costs	20,535	16,152	6,416
Amortization of discount on securities available for sale	(36,060)	2,192	0
Commercial agreement warrant expense	421,934	254,679	0
Stock-based compensation	451,709	390,983	292,507
Depreciation and amortization	134,634	52,722	19,979
Impairment of right of use assets	1,244	362	11,544
Other	(8,825)	(73,154)	5,129
Change in operating assets and liabilities:
Purchases of loans held for sale	(6,009,361)	(5,552,662)	(2,640,734)
Proceeds from the sale of loans held for sale	6,174,447	5,582,035	2,594,835
Accounts receivable, net	(67,690)	(62,700)	(22,934)
Other assets	(14,466)	(15,021)	(209,139)
Accounts payable	(5,038)	(24,686)	32,223
Payable to third-party loan owners	(17,531)	21,304	25,082
Accrued interest payable	7,915	3,907	1,395
Accrued expenses and other liabilities	(38,165)	67,290	119,625
Net cash provided by (used in) operating activities	12,181	(162,194)	(193,130)
Cash flows from investing activities
Purchases and origination of loans held for investment	(13,586,251)	(10,362,048)	(5,897,252)
Proceeds from the sale of loans held for investment	1,582,501	1,898,607	824,011
Principal repayments and other loan servicing activity	10,028,452	8,121,583	4,324,618
Acquisition, net of cash and restricted cash acquired	(16,051)	(5,999)	(222,433)
Purchases of intangible assets	0	(25,415)	0
Additions to property, equipment and software	(120,775)	(86,290)	(20,252)
Purchases of securities available for sale	(1,082,147)	(1,841,380)	0
Proceeds from maturities and repayments of securities available for sale	1,537,495	311,035	0
Other investing cash inflows/(outflows)	3,706	(21,431)	(30,725)
Net cash used in investing activities	(1,653,070)	(2,011,338)	(1,022,033)
Cash flows from financing activities
Proceeds from funding debt	6,894,971	4,101,134	2,942,254
Proceeds from issuance of convertible debt, net	0	1,704,300	0
Proceeds from issuance of notes and residual trust certificates by securitization trusts	1,150,000	999,394	1,395,879
Proceeds from initial public offering, net	0	0	1,305,176
Principal repayments of funding debt	(5,801,531)	(4,090,562)	(3,165,103)
Principal repayments of notes issued by securitization trusts	(606,299)	(552,046)	(210,368)
Payment of debt issuance costs	(22,443)	(13,751)	(12,499)
Extinguishment of convertible debt	(206,567)	0	0
Proceeds from exercise of common stock options and warrants and contributions to ESPP	15,768	73,914	47,042
Payments of tax withholding for stock-based compensation	(73,845)	(185,178)	(158,280)
Repurchases of common stock	(109)	(86)	(800)
Proceeds from issuance of redeemable convertible preferred stock, net	0	0	434,542
Repurchases and conversion of redeemable convertible preferred stock	0	0	(13)
Net cash provided by financing activities	1,349,945	2,037,119	2,577,830
Effect of exchange rate changes on cash, cash equivalents and restricted cash	81	(5,412)	1,837
Net increase (decrease) in cash, cash equivalents and restricted cash	(290,863)	(141,825)	1,364,504
Cash, cash equivalents and restricted cash, beginning of period	1,550,807	1,692,632	328,128
Cash, cash equivalents and restricted cash, end of period	1,259,944	1,550,807	1,692,632
Reconciliation to amounts on consolidated balance sheets (as of period end)
Cash and cash equivalents	892,027	1,255,171	1,466,558
Restricted cash	367,917	295,636	226,074
Total cash, cash equivalents and restricted cash	1,259,944	1,550,807	1,692,632
Supplemental disclosures of cash flow information
Cash payments for interest expense	163,191	51,524	41,690
Cash paid for operating leases	16,354	15,561	13,215
Cash paid for income taxes	808	220	219
Supplemental disclosures of non-cash investing and financing activities
Stock-based compensation included in capitalized internal-use software	80,108	54,542	13,999
Issuance of common stock in connection with settlement of contingent consideration liability	13,674	32,109	0
Securities retained under unconsolidated securitization transactions	0	54,997	0
Issuance of common stock in connection with acquisition	0	10,000	331,498
Right of use assets obtained in exchange for operating lease liabilities	494	4,604	78,421
Additions to property and equipment included in accrued expenses	0	107	6
Issuance of common stock, employee share purchase plan	0	0	1,327,271
Issuance of warrants in exchange for commercial agreement	0	0	270,579
Conversion of convertible debt	0	0	88,559
Acquisition of commercial agreement asset	$ 0	$ 0	$ 25,900