Assets and Liabilities, at Fair Value (Narrative) (Details) - USD ($) |
12 Months Ended | 24 Months Ended | |
|---|---|---|---|
Jun. 30, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
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| Fair Value Disclosures [Abstract] | |||
| Commemorative coins, held at lower of cost or market | $ 1,518,000 | $ 2,564,000 | $ 1,518,000 |
| Payments to acquire other investments | 2,000,000 | 500,000 | $ 2,500,000 |
| Realized gains on cost method investment | $ 0 | $ 0 | |
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- Definition Inventory, Commemorative Coin, Stated At Lower Cost Or Market No definition available.
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- Definition For investments in debt and equity securities accounted for at cost, the excess of net sale proceeds over the carrying amount of investments disposed of during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- References No definition available.
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- Definition The cash outflow associated with other investments held by the entity for investment purposes not otherwise defined in the taxonomy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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