Receivables, net - Schedule of Receivables, net (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Jun. 30, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, net	$ 558,816	$ 137,723
Customer Trade Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, net	275,344	88,135
Wholesale Trade Advances
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, net	34,165	25,008
Due from Brokers and Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, net	$ 249,307	$ 24,580