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Investments - Available for Sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017
Available-for-sale securities:
Adjusted Cost	$ 8,595	$ 12,951
Unrealized Gain	1	0
Unrealized Loss	(63)	(61)
Fair Value	8,533	12,890
Mutual Funds - Corporate & Government Debt
Available-for-sale securities:
Adjusted Cost	5,454	9,104
Unrealized Gain	0	0
Unrealized Loss	(54)	(61)
Fair Value	5,400	9,043
Fixed Income Bonds
Available-for-sale securities:
Adjusted Cost	2,342	3,048
Unrealized Gain	1	0
Unrealized Loss	(7)	0
Fair Value	2,336	3,048
Time Deposits
Available-for-sale securities:
Adjusted Cost	799	799
Unrealized Gain	0	0
Unrealized Loss	(2)	0
Fair Value	$ 797	$ 799

X

- Definition

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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