v3.26.1
Debt - Schedule of Components of Debt (Details)
$ in Thousands
 12 Months Ended
Jun. 30, 2026
USD ($)
Debt Instrument [Line Items]  
Line of credit facility, maximum borrowing capacity $ 14,686,895
Debt outstanding 9,850,336
Debt Outstanding net of unamortized premiums and discount 9,794,058
Asset Pledged as Collateral  
Debt Instrument [Line Items]  
Debt outstanding $ 9,400,000
Sales and repurchase agreements | Funding Debt  
Debt Instrument [Line Items]  
Weighted average interest rate 6.90%
Debt outstanding $ 4,699
Debt Outstanding net of unamortized premiums and discount $ 4,699
Revolving credit facility  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.15%
Line of credit facility, maximum borrowing capacity $ 675,000
Line of Credit | US warehouse facilities | Funding Debt  
Debt Instrument [Line Items]  
Weighted average interest rate 5.27%
Line of credit facility, maximum borrowing capacity $ 6,075,000
Debt outstanding 2,410,629
Debt Outstanding net of unamortized premiums and discount $ 2,393,210
Line of Credit | US warehouse facilities | Funding Debt | Minimum  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.20%
Line of Credit | US warehouse facilities | Funding Debt | Maximum  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.50%
Line of Credit | International warehouse facilities | Funding Debt  
Debt Instrument [Line Items]  
Weighted average interest rate 4.49%
Line of credit facility, maximum borrowing capacity $ 1,236,895
Debt outstanding 586,743
Debt Outstanding net of unamortized premiums and discount $ 580,416
Line of Credit | International warehouse facilities | Funding Debt | Minimum  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.30%
Line of Credit | International warehouse facilities | Funding Debt | Maximum  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.95%
Line of Credit | Variable funding notes | Funding Debt  
Debt Instrument [Line Items]  
Weighted average interest rate 5.12%
Unused Commitment Fees 0.30%
Line of credit facility, maximum borrowing capacity $ 1,350,000
Debt outstanding 356,944
Debt Outstanding net of unamortized premiums and discount $ 354,923
Line of Credit | Revolving credit facility  
Debt Instrument [Line Items]  
Unused Commitment Fees 0.15%
Line of credit facility, maximum borrowing capacity $ 675,000
Debt outstanding 0
Debt Outstanding net of unamortized premiums and discount $ 0
Notes Payable, Other Payables | Notes Issued By Securitization Trusts  
Debt Instrument [Line Items]  
Weighted average interest rate 4.85%
Debt instrument, face amount $ 5,350,000
Debt outstanding 5,350,000
Debt Outstanding net of unamortized premiums and discount 5,331,229
Secured Debt  
Debt Instrument [Line Items]  
Total borrowing capacity 14,011,895
Debt outstanding 8,709,015
Debt Outstanding net of unamortized premiums and discount 8,664,477
Convertible Debt | 2026 Notes  
Debt Instrument [Line Items]  
Debt instrument, face amount 221,300
Debt outstanding 221,321
Debt Outstanding net of unamortized premiums and discount $ 221,121
Convertible Debt | 2029 Notes  
Debt Instrument [Line Items]  
Weighted average interest rate 0.75%
Debt instrument, face amount $ 920,000
Debt outstanding 920,000
Debt Outstanding net of unamortized premiums and discount 908,461
Unsecured Debt  
Debt Instrument [Line Items]  
Line of credit facility, maximum borrowing capacity 675,000
Debt outstanding 1,141,321
Debt Outstanding net of unamortized premiums and discount $ 1,129,581