A-Mark Precious Metals, Inc. Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Additional Information (Details)

v3.25.0.1

Subsequent Events - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions				6 Months Ended
	Jan. 30, 2025	Jan. 29, 2025	Jan. 28, 2025	Dec. 31, 2024
Trading Credit Facility \| Line of Credit
Subsequent Event [Line Items]
Line of credit facility amended increase in incremental facility				$ 422.5
Subsequent Event \| Spectrum Group International, Inc.
Subsequent Event [Line Items]
Business Acquisition, agreement date	Jan. 30, 2025
Total purchase price, expected	$ 92.0
Cash	46.0
Common stock	$ 46.0
Subsequent Event \| Trading Credit Facility \| Line of Credit
Subsequent Event [Line Items]
Line of credit facility amended increase in incremental facility		$ 34.5
Line of credit, current borrowing capacity		$ 457.0
O2025 Q2 Cash Dividends \| Subsequent Event
Subsequent Event [Line Items]
Dividends declared, per common share			$ 0.2
Dividend, record date			Jan. 14, 2025
Dividend, payment date			Jan. 28, 2025

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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