Investments - Investment Income (Loss) Reflected in Earnings (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Investments, All Other Investments [Abstract]
Realized losses on sales of trading securities	$ (1)	$ (163)	$ (245)
Realized gains on sales of available-for-sale securities	591	1,044	266
Realized losses on sales of securities classified as other investments	(30)	0	0
Unrealized gains (losses) on trading securities	(601)	450	45
Realized gain on Galileo acquisition	0	290	0
Realized foreign currency gains	71	1	1
Other-than-temporary declines in available-for-sale securities	(247)	(3)	(47)
Dividend and interest income	651	526	188
Total Investment Income (Loss)	$ 434	$ 2,145	$ 208

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

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Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

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Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities.

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The aggregate amount of income from investments (for example, dividends) not considered a component of the entity's core operations.

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No definition available.

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The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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The net realized gains or losses on investments during the period, not including gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

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This item represents the gain (loss) realized during the period from the sale of trading securities.

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Amount of unrealized holding gain (loss) recognized in the income statement for investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading.

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