Commitments, Contingencies and Guarantees (Details) |
9 Months Ended |
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Mar. 31, 2017
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| Asahi Refining USA, Inc | |
| Long-term Purchase Commitment [Line Items] | |
| Operating leases, term of contract | 1 year |
| Operating leases, renewal term | 1 year |
| Lease fees, subject to adjustment | 6 months |
| Supply Commitment | Asahi Refining USA, Inc | |
| Long-term Purchase Commitment [Line Items] | |
| Supply commitment, term | 3 years |
| Supply commitment, renewal term | 2 years |
| Price subject to adjustment, period | 6 months |
| Silver Products | AM&ST Associates, LLC | |
| Long-term Purchase Commitment [Line Items] | |
| Purchase commitment, period | 3 years |
| Purchase commitment, renewal term | 2 years |
| Minimum quantity required (in ounces) | 300,000 |
| Price subject to adjustment, period | 6 months |
| Guarantor Subsidiaries | Asahi Refining USA, Inc | |
| Long-term Purchase Commitment [Line Items] | |
| Agreement to lease (in ounces) | 100,000 |
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- Definition Commitment and Contingencies, Agreement to Lease No definition available.
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- Definition Lessor Leasing Arrangements, Operating Leases, Lease Fees, Subject to Adjust, Duration No definition available.
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- Definition Long-term Purchase Commitment, Price Adjustment, Period No definition available.
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- Definition Long-term Purchase Commitment, Renewal Term No definition available.
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- Definition Supply Commitment, Duration No definition available.
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- Definition Supply Commitment, Price Adjustment, Period No definition available.
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- Definition Supply Commitment, Renewal Term No definition available.
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- Definition Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Term of the lessor's leasing arrangement renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Number of units of goods that must be purchased within the specified time period of the agreement to avoid penalties or unfavorable effects on pricing, among other adverse consequences. No definition available.
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- Definition Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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