Marketable Securities - Additional Information (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Jun. 30, 2016 |
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| Marketable Securities | |||
| Realized gains on available-for-sale securities | $ 0.2 | $ 0.4 | $ 0.9 |
| Corporate and Government Securities | |||
| Marketable Securities | |||
| Investment portfolio, maximum maturity term | 3 years | ||
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- Definition Available-For-Sale Securities, Maturity Term No definition available.
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- Definition This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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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- Details
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