Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Financing Agreements - Liability on Borrowed Metals and Precious Metals Leases - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025	Jun. 30, 2025
Liabilities On Borrowed Metals [Line Items]
Liabilities on borrowed metals	$ 916,696		$ 916,696		$ 46,051
Precious metals leases value	716,400		716,400		$ 246,500
Liabilities on Borrowed Metals and Precious Metals Leases
Liabilities On Borrowed Metals [Line Items]
Interest expense			$ 8,800	$ 3,000
Percentage of total expense recognized			18.40%	9.10%
Effective rate of interest			2.80%	3.80%
Liabilities on Borrowed Metals
Liabilities On Borrowed Metals [Line Items]
Interest expense	$ 4,000	$ 1,400
Percentage of total expense recognized	20.80%	10.90%